diff --git a/Projects/C++ Projects/Basic/A Login and Registration System/LoginAndRegistration.cpp b/Projects/C++ Projects/Basic/A Login and Registration System/LoginAndRegistration.cpp
index 199a14f..9e53e2e 100644
--- a/Projects/C++ Projects/Basic/A Login and Registration System/LoginAndRegistration.cpp	
+++ b/Projects/C++ Projects/Basic/A Login and Registration System/LoginAndRegistration.cpp	
@@ -1,57 +1,83 @@
-// Autor : Nemonet TYP
+// Autor : OM ROY
 // Title: A Login and Registration System Programmed in C++
 // PROJECT FOR C/C++ PROGRAMMING TUTORIAL
 
-
 #include <iostream>
 #include <fstream>
-#include <string.h>
-#include <vector>
-#include <functional>
-#include <cmath>
-#include <cstdlib>
+#include <string>
 #include <ctime>
-#include "login.cpp"
+#include <random>
 using namespace std;
-
-int main()
+bool checkCaptcha(string& captcha, string& user_captcha)
 {
-    login userLogin;
-    string userChoice;
-    cout << "\t\t\t_____________________________________________\n\n\n";
-    cout << "\t\t\t         Welcome to the NEMO 2023 Login!       \n\n";
-    cout << "\t\t\t_________           Menu           __________\n\n";
-    cout << "\t | Press 1 to LOGIN                              |" << endl;
-    cout << "\t | Press 2 to REGISTER                           |" << endl;
-    cout << "\t | Press 3 if you forgot PASSWORD                |" << endl;
-    cout << "\t | Press 4 to EXIT                               |" << endl;
-    cout << "\n\t\t\t Please Enter your choice: ";
-    cin >> userChoice;
-    cout << endl;
 
-    if (userChoice == "1")
-    {
-        userLogin.Login();
-        main();
-    }
-    else if (userChoice == "2")
-    {
-        userLogin.Registration();
-        main();
-    }
-    else if (userChoice == "3")
-    {
-        userLogin.ForgotPassword();
-        main();
-    }
-    else if (userChoice == "4")
-    {
-        cout << "\t\t\t Goodbye! \n\n";
-    }
+    return captcha.compare(user_captcha) == 0;
+}
+string generateCaptcha(int n)
+{
+    time_t t;
+    srand((unsigned)time(&t));
+    const char* chrs = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
+    string captcha = "";
+    while (n--)
+        captcha.push_back(chrs[rand() % 62]);
+    return captcha;
+}
+void registeruser() {
+    string u, p;
+    cout << "Enter username: ";
+    cin >> u;
+    cout << "Enter password: ";
+    cin >> p;
+    ofstream outfile("users.txt", ios::app);
+    outfile << u << " " << p<< endl;
+    outfile.close();
+    cout << "Registration successful!" << endl;
+}
+bool login() {
+    string u, p, su, sp;//su:-storedusername,sp:-storedpassword
+    cout << "Enter username: ";
+    cin >> u;
+    cout << "Enter password: ";
+    cin >> p;
+    string captcha = generateCaptcha(9);
+    cout << captcha;
+    string usr_captcha;
+    cout << "Enter above CAPTCHA: ";
+    cin >> usr_captcha;
+    if (checkCaptcha(captcha, usr_captcha))
+        printf("\nCAPTCHA Matched\n");
     else
-    {
-        system("cls");
-        cout << "\t\t\t Please select from the options above\n";
-        main();
+        printf("\nCAPTCHA Not Matched\n");
+    ifstream infile("users.txt");
+    while (infile >> su >>sp) {
+        if (su == u && sp == p) {
+            infile.close();
+            return true;
+        }
     }
+    infile.close();
+    return false;
 }
+
+int main() {
+    int c;
+    cout << "Enter your choice(1.Registration,2.Login): ";
+    cin >> c;
+    if (c == 1) {
+        registeruser();
+    } 
+    else if (c == 2) {
+        if (login()) {
+            cout << "Login successful!" << endl;
+        } 
+        else {
+            cout << "Login failed!" << endl;
+        }
+    } 
+    else {
+        cout << "Invalid !" << endl;
+    }
+    return 0;
+}
+
diff --git a/Projects/C++ Projects/Basic/A Login and Registration System/login.cpp b/Projects/C++ Projects/Basic/A Login and Registration System/login.cpp
index 123d9cb..793c0fc 100644
--- a/Projects/C++ Projects/Basic/A Login and Registration System/login.cpp	
+++ b/Projects/C++ Projects/Basic/A Login and Registration System/login.cpp	
@@ -1,23 +1,60 @@
-// Autor : Nemonet TYP
+// Autor : Om Roy
 // Title: A Login and Registration System Programmed in C++
 // PROJECT FOR C/C++ PROGRAMMING TUTORIAL
 
 
 #include <iostream>
 #include <fstream>
-#include <string.h>
-#include <vector>
+#include <string>
+#include <unordered_map>
 #include <functional>
-#include <cmath>
-#include <cstdlib>
 #include <ctime>
+#include <cstdlib>
 #include "login.h"
 using namespace std;
 
-void login::Login()
-{
-    string count;
-    string username, password, id, recordPass, recordSecurity;
+namespace {
+
+    // Helper function to hash strings
+    int hashString(const string& str) {
+        hash<string> mystdhash;
+        return mystdhash(str);
+    }
+
+    // Helper function to read user data from the file
+    bool readUserDataFromFile(const string& filename, unordered_map<string, pair<int, int>>& usersData) {
+        ifstream input(filename);
+        if (!input) return false;
+
+        string id, pass, security;
+        while (input >> id >> pass >> security) {
+            usersData[id] = { stoi(pass), stoi(security) };
+        }
+
+        return true;
+    }
+
+    // Helper function to write user data to the file
+    void writeUserDataToFile(const string& filename, const unordered_map<string, pair<int, int>>& usersData) {
+        ofstream output(filename, ios::trunc);
+        for (const auto& user : usersData) {
+            output << user.first << ' ' << user.second.first << ' ' << user.second.second << endl;
+        }
+    }
+
+    // Helper function to delete a specific user by ID
+    void deleteUserData(const string& filename, const string& userId) {
+        unordered_map<string, pair<int, int>> usersData;
+        readUserDataFromFile(filename, usersData);
+
+        usersData.erase(userId);
+        writeUserDataToFile(filename, usersData);
+    }
+
+} // Anonymous namespace
+
+void login::Login() {
+    string username, password;
     system("cls");
     cout << "\n\t\t\t Please enter the username and password: " << endl;
     cout << "\t\t\t USERNAME: ";
@@ -25,27 +62,19 @@ void login::Login()
     cout << "\t\t\t PASSWORD: ";
     cin >> password;
 
-    string loginHash = password;
-    hash<string> mystdhash;
-    int loginHashPassword = mystdhash(loginHash);
-
-    ifstream input("data.txt");
-
-    while (input >> id >> recordPass >> recordSecurity)
-    {
-        if (id == username && stoi(recordPass) == loginHashPassword)
-        {
-            count = "1";
-            system("cls");
-        }
+    int loginHashPassword = hashString(password);
+    unordered_map<string, pair<int, int>> usersData;
+    if (!readUserDataFromFile("data.txt", usersData)) {
+        cout << "\n Error reading data file\n";
+        return;
     }
-    input.close();
-    if (count == "1")
-    {
+
+    if (usersData.find(username) != usersData.end() && usersData[username].first == loginHashPassword) {
+        system("cls");
         cout << username << "\nLogin successful!\n";
+
         string choice = "1";
-        while (choice != "2")
-        {
+        while (choice != "2") {
             cout << "\t\t\t_____________________________________________\n\n\n";
             cout << "\t\t\t         Welcome to the NEMO 2023 Login!         \n\n";
             cout << "\t\t\t_______ Currently Logged In: " << username << " ________\n\n";
@@ -56,33 +85,27 @@ void login::Login()
             cin >> choice;
             cout << endl;
 
-            if (choice == "1")
-            {
+            if (choice == "1") {
                 system("cls");
                 DrunkGame();
             }
-            else if (choice == "2")
-            {
+            else if (choice == "2") {
                 system("cls");
                 cout << "Logging out" << endl;
             }
-            else
-            {
+            else {
                 system("cls");
                 cout << "Choice invalid, try again";
             }
         }
-    }
-    else
-    {
+    } else {
         system("cls");
         cout << "\n Username or password is incorrect, please try again or register\n";
     }
 }
 
-void login::Registration()
-{
-    string regUser, regPassword, regId, regPass, securityQuestion, regSecure, regCount;
+void login::Registration() {
+    string regUser, regPassword, securityQuestion;
     system("cls");
     cout << "\n\t\t\t Enter Username: ";
     cin >> regUser;
@@ -92,255 +115,126 @@ void login::Registration()
     cin.ignore();
     getline(cin, securityQuestion);
 
-    string hashing = regPassword;
-    hash<string> mystdhash;
-    int hashPassword = mystdhash(hashing);
+    int regPassHash = hashString(regPassword);
+    int securityHash = hashString(securityQuestion);
 
-    string secureHashing = securityQuestion;
-    hash<string> mystdhash2;
-    int securityHash = mystdhash2(secureHashing);
+    unordered_map<string, pair<int, int>> usersData;
+    if (!readUserDataFromFile("data.txt", usersData)) {
+        cout << "\n Error reading data file\n";
+        return;
+    }
 
-    ifstream input("data.txt");
-    input.seekg(0, ios::end);
+    if (usersData.find(regUser) != usersData.end()) {
+        string decision;
+        cout << "\n\tUsername already taken.\n";
+        cout << "\t\tEnter 1 to enter a new one\n";
+        cout << "\t\tEnter 2 to go back to the menu\n";
+        cout << "\n\t\tEnter choice: ";
+        cin >> decision;
+
+        if (decision == "1") {
+            Registration();
+        } else if (decision == "2") {
+            system("cls");
+            cout << "\tReturning to menu\n";
+            return;
+        } else {
+            system("cls");
+            cout << "\tInvalid Entry, returning to menu." << endl;
+            return;
+        }
+    }
 
-    if (input.tellg() == 0)
-    {
-        ofstream f1("data.txt", ios::app);
-        f1 << regUser << ' ' << hashPassword << ' ' << securityHash << endl;
+    usersData[regUser] = { regPassHash, securityHash };
+    writeUserDataToFile("data.txt", usersData);
+
+    system("cls");
+    cout << "\n\t\t\t Registration successful!\n";
+}
+
+void login::ForgotPassword() {
+    string user;
+    system("cls");
+    cout << "\n\t\t\tPress 1 to enter USERNAME\n";
+    cout << "\t\t\tPress 2 to go back to MENU\n";
+    cout << "\n\t\t\tEnter choice: ";
+    cin >> user;
+
+    if (user == "1") {
+        string username, userSecurity, newPassword;
         system("cls");
-        cout << "\n\t\t\t Registration successful!\n";
-        return;
-    }
-    else
-    {
-        ifstream input("data.txt");
-        while (input >> regId >> regPass >> regSecure)
-        {
-            if (regUser == regId)
-            {
-                string decision;
-                cout << "\n\t\tUsername already taken.\n";
-                cout << "\t\tEnter 1 to enter a new one\n";
-                cout << "\t\tEnter 2 to go back to the menu\n";
-                cout << "\n\t\tEnter choice: ";
-                cin >> decision;
-
-                if (decision == "1")
-                {
-                    Registration();
-                }
-                else if (decision == "2")
-                {
-                    system("cls");
-                    cout << "\tReturning to menu\n";
-                    return;
-                }
-                else
-                {
-                    system("cls");
-                    cout << "\tInvalid Entry, returning to menu." << endl;
-                    return;
-                }
-            }
-            else
-            {
-                regCount = "1";
-            }
+        cout << "\n\t\tEnter USERNAME: ";
+        cin >> username;
+        unordered_map<string, pair<int, int>> usersData;
+        if (!readUserDataFromFile("data.txt", usersData)) {
+            cout << "\n Error reading data file\n";
+            return;
         }
-        if (regCount == "1")
-        {
-            ofstream f1("data.txt", ios::app);
-            f1 << regUser << ' ' << hashPassword << ' ' << securityHash << endl;
-            system("cls");
-            cout << "\n\t\t\t Registration successful!\n";
+
+        if (usersData.find(username) == usersData.end()) {
+            cout << "\t\tUser not found\n";
             return;
         }
+
+        cout << "\n\t\tUser found\n\t\tSecurity Question: What was your favorite childhood movie?: ";
+        cin.ignore();
+        getline(cin, userSecurity);
+
+        int securityHash = hashString(userSecurity);
+        if (usersData[username].second == securityHash) {
+            system("cls");
+            cout << "\t\tSecurity Question correct\n";
+            cout << "\n\t\tEnter new PASSWORD: ";
+            cin >> newPassword;
+
+            int newPassHash = hashString(newPassword);
+            usersData[username] = { newPassHash, usersData[username].second };
+            writeUserDataToFile("data.txt", usersData);
+
+            cout << "\t\t\t Your password has been updated!\n";
+        } else {
+            system("cls");
+            cout << "\t\tSecurity Question incorrect\n";
+        }
+    } else if (user == "2") {
+        system("cls");
+        cout << "\tReturning to MENU\n";
+    } else {
+        system("cls");
+        cout << "\tChoice invalid... Try again\n";
+        ForgotPassword();
     }
 }
 
-void login::DrunkGame()
-{
+void login::DrunkGame() {
     srand(time(0));
     const int size = 60;
     cout << "Enter a letter to begin \n ";
     char x;
     cin >> x;
     int position = size / 2;
-    while (true)
-    {
+    while (true) {
         cout << "|START|";
-        for (int i = 0; i < size; i++)
-        {
+        for (int i = 0; i < size; i++) {
             if (i == position)
                 cout << x;
             else
                 cout << " ";
         }
         cout << "|END|" << endl;
+
         int move = rand() % 3 - 1;
         position = position + move;
-        if (position < 1)
-        {
+
+        if (position < 1) {
             cout << "Guess you were too drunk to make it to the end..." << endl;
             break;
         }
-        if (position > size - 1)
-        {
+        if (position > size - 1) {
             cout << "You might be drunk, but you made it to the end!" << endl;
             break;
         }
-        for (int sleep = 0; sleep < 1000000; ++sleep)
-            ;
     }
     system("pause");
     system("cls");
 }
-
-void login::ForgotPassword()
-{
-    string forgotChoice, count, secondCount;
-    system("cls");
-    cout << "\n\t\t\tPress 1 to enter USERNAME\n";
-    cout << "\t\t\tPress 2 to go back to MENU\n";
-    cout << "\n\t\t\tEnter choice: ";
-    cin >> forgotChoice;
-
-    if (forgotChoice == "1")
-    {
-        string user, userSecurity, forgotId, forgotPass, forgotSecurity;
-        int newHashPassword, forgotSecHash;
-        system("cls");
-        cout << "\n\t\tEnter USERNAME: ";
-        cin >> user;
-        cout << endl;
-
-        ifstream input("data.txt");
-        while (input >> forgotId >> forgotPass >> forgotSecurity)
-        {
-            if (user == forgotId)
-            {
-                cout << "\n\t\tUser found\n\t\tSecurity Question: What was your favorite childhood movie?: ";
-                cin.ignore();
-                getline(cin, userSecurity);
-                cout << endl;
-
-                string hashing = userSecurity;
-                hash<string> mystdhash;
-                forgotSecHash = mystdhash(hashing);
-
-                if (stoi(forgotSecurity) == forgotSecHash)
-                {
-                    system("cls");
-                    string newPass;
-                    cout << "\t\tSecurity Question correct\n";
-                    cout << "\n\t\tEnter new PASSWORD: ";
-                    cin >> newPass;
-
-                    string newPassHash = newPass;
-                    hash<string> mystdhash2;
-                    newHashPassword = mystdhash2(newPassHash);
-
-                    count = "1";
-                    break;
-                }
-                else
-                {
-                    string incorrectChoice;
-                    system("cls");
-                    cout << "\t\tSecurity Question incorrect\n";
-                    cout << "\t\tPress 1 to Re-Enter\n\t\tPress 2 to return to MENU\n";
-                    cout << "\n\t\tEnter choice: ";
-                    cin >> incorrectChoice;
-
-                    if (incorrectChoice == "1")
-                    {
-                        ForgotPassword();
-                    }
-                    if (incorrectChoice == "2")
-                    {
-                        system("cls");
-                        cout << "\tReturning to MENU\n";
-                        return;
-                    }
-                    else
-                    {
-                        system("cls");
-                        cout << "\tInvalid answer... Returning to menu\n";
-                        return;
-                    }
-                }
-            }
-            else
-            {
-                string newChoice;
-                system("cls");
-                cout << "\t\tUser not found\n";
-                cout << "\t\tPress 1 to Re-Enter USERNAME\n\t\tPress 2 to return to MENU\n";
-                cout << "\n\t\tEnter choice: ";
-                cin >> newChoice;
-                if (newChoice == "1")
-                {
-                    ForgotPassword();
-                }
-                else if (newChoice == "2")
-                {
-                    system("cls");
-                    cout << "\tReturning to MENU\n";
-                    return;
-                }
-                else
-                {
-                    system("cls");
-                    cout << "\tChoice invalid... Returning to MENU\n";
-                    return;
-                }
-            }
-        }
-        input.close();
-        if (count == "1")
-        {
-            DeleteLine(user);
-            secondCount = "1";
-        }
-        if (secondCount == "1")
-        {
-            ofstream f1("data.txt", ios::app);
-            f1 << user << ' ' << newHashPassword << ' ' << forgotSecHash << endl;
-            system("cls");
-            cout << "\t\t\t Your password has been updated!\n";
-            return;
-        }
-    }
-    else if (forgotChoice == "2")
-    {
-        system("cls");
-        cout << "\tReturning to MENU\n";
-        return;
-    }
-    else
-    {
-        system("cls");
-        cout << "\tChoice invalid... Try again\n";
-        ForgotPassword();
-    }
-}
-
-void login::DeleteLine(string userDelete)
-{
-    string line;
-    ifstream myFile;
-    myFile.open("data.txt");
-    ofstream temp;
-    temp.open("temp.txt");
-    while (getline(myFile, line))
-    {
-        if (line.substr(0, userDelete.size()) != userDelete)
-        {
-            temp << line << endl;
-        }
-    }
-    myFile.close();
-    temp.close();
-    remove("data.txt");
-    rename("temp.txt", "data.txt");
-}
diff --git a/Projects/C++ Projects/Basic/AIO Calculator/AIO calculator.cpp b/Projects/C++ Projects/Basic/AIO Calculator/AIO calculator.cpp
index c8e494d..73f37f9 100644
--- a/Projects/C++ Projects/Basic/AIO Calculator/AIO calculator.cpp	
+++ b/Projects/C++ Projects/Basic/AIO Calculator/AIO calculator.cpp	
@@ -1,148 +1,139 @@
 #include <iostream>
+#include <cmath> // For pow() function
 
 using namespace std;
 
-//addition
-long double add(long double num1, long double num2)
-{
-    long double result;
-    {
-        result = num1 + num2;
-    }
-    return result;
+// Addition
+long double add(long double num1, long double num2) {
+    return num1 + num2;
 }
-//subtraction
-long double sub(long double num1a, long double num2a)
-{
-    long double resulta;
-    {
-        resulta = num1a - num2a;
-    }
-    return resulta;
+
+// Subtraction
+long double sub(long double num1, long double num2) {
+    return num1 - num2;
 }
-//multiplication
-long double mltp(long double num1b, long double num2b)
-{
-    long double resultb;
-    {
-        resultb = num1b * num2b;
-    }
-    return resultb;
+
+// Multiplication
+long double multiply(long double num1, long double num2) {
+    return num1 * num2;
 }
-//division
-long double dv(long double num1c, long double num2c)
-{
-    long double resultc;
-    {
-        resultc = num1c / num2c;
+
+// Division (with zero check)
+long double divide(long double num1, long double num2) {
+    if (num2 == 0) {
+        cout << "Error: Division by zero is undefined.\n";
+        return 0;
     }
-    return resultc;
+    return num1 / num2;
 }
-//exponent
-long double power(long double base, long double exponent)
-{
-    long double resultd = 1;
-    for(long double i = 0; i < exponent; i++)
-    {
-       resultd = base * resultd; 
-    }
-    return resultd;
+
+// Exponentiation using pow()
+long double power(long double base, long double exponent) {
+    return pow(base, exponent);
+}
+
+// Conversion functions
+long double celsiusToFahrenheit(long double celsius) {
+    return (celsius * 1.8) + 32;
 }
 
-int panel;
-long double a;
-long double b;
+long double fahrenheitToCelsius(long double fahrenheit) {
+    return (fahrenheit - 32) * 5 / 9;
+}
 
-void ctrl_panel()
-{
-    cout << "Control Panel\n\nOperators: \n\n1.Addition\n2.Subtraction\n3.Multiplication\n4.Division\n5.Exponent\n6.Multiplication Table\n7.Celcius to Farenheit\n8.Farenheit to Celcius\n\n0.Back\n";
-    cin >> panel;
-    switch(panel)
-    {
-        case 0:
-            return;
-            break;
-        case 1:
-            cout << "Addition\n\nFirst Number: \n";
-            cin >> a;
-            cout << "Second Number: \n";
-            cin >> b;
-            cout << add(a, b) << endl << endl;
-            break;
-        case 2:
-            cout << "Subtraction\n\nFirst Number: \n";
-            cin >> a;
-            cout << "Second Number: \n";
-            cin >> b;
-            cout << sub(a, b) << endl << endl;
-            break;
-        case 3:
-            cout << "Multiplication\n\nFirst Number: \n";
-            cin >> a;
-            cout << "Second Number: \n";
-            cin >> b;
-            cout << mltp(a, b) << endl << endl;
-            break;
-        case 4:
-            cout << "Division\n\nFirst Number: \n";
-            cin >> a;
-            cout << "Second Number: \n";
-            cin >> b;
-            cout << dv(a, b) << endl << endl;
-            break;
-        case 5:
-            cout << "Exponent\n\nBase: \n";
-            cin >> a;
-            cout << "Power: \n";
-            cin >> b;
-            cout << power(a, b) << endl << endl;
-            break;
-        case 7:
-            cout << "Celcius to Farenheit\n\nTemperature: \n";
-            cin >> a;
-            cout << a * 1.8 + 32 << "℉" << endl << endl;
-            break;
-        case 8:
-            cout << "Farenheit to Celcius\n\nTemperature: \n";
-            cin >> a;
-            cout << (a - 32) * 5/9 << "℃" << endl << endl;
-            break;
-        case 6:
-            cout << "Multiplication table\n\nPlease select a number you want to show the table of: \n";
-            int num;
-            cin >> num;
-            int num2 = 0;
-            cout << "Range: \n";
-            int range;
-            cin >> range;
-    
-            for(int i = 0; i < range; i++)
-            {
-                num2++;
-                cout << num << " x " << num2 << " = " << num * num2 << endl << endl;
-            }
-            break; 
-        }
+// Display multiplication table
+void multiplicationTable() {
+    int num, range;
+    cout << "Enter the number for multiplication table: ";
+    cin >> num;
+    cout << "Enter the range: ";
+    cin >> range;
+
+    for (int i = 1; i <= range; i++) {
+        cout << num << " x " << i << " = " << num * i << endl;
+    }
 }
 
-int main()
-{
+// Control panel function
+void controlPanel() {
     int choice;
-    do
-    {
-        cout << "Welcone to NemoNet Calculator\n\n1.Enter\n0.Quit\n\n";
-        cout << " contact NemoNet on: \n\nGitHub\n";
+    
+    do {
+        cout << "\nControl Panel\n";
+        cout << "1. Addition\n2. Subtraction\n3. Multiplication\n4. Division\n";
+        cout << "5. Exponentiation\n6. Multiplication Table\n";
+        cout << "7. Celsius to Fahrenheit\n8. Fahrenheit to Celsius\n";
+        cout << "0. Exit\n\nEnter your choice: ";
         cin >> choice;
-        
-        switch(choice)
-        {
+
+        long double a, b;
+
+        switch (choice) {
             case 1:
-                ctrl_panel();
+                cout << "Enter two numbers: ";
+                cin >> a >> b;
+                cout << "Result: " << add(a, b) << endl;
+                break;
+            case 2:
+                cout << "Enter two numbers: ";
+                cin >> a >> b;
+                cout << "Result: " << sub(a, b) << endl;
+                break;
+            case 3:
+                cout << "Enter two numbers: ";
+                cin >> a >> b;
+                cout << "Result: " << multiply(a, b) << endl;
+                break;
+            case 4:
+                cout << "Enter two numbers: ";
+                cin >> a >> b;
+                cout << "Result: " << divide(a, b) << endl;
+                break;
+            case 5:
+                cout << "Enter base and exponent: ";
+                cin >> a >> b;
+                cout << "Result: " << power(a, b) << endl;
+                break;
+            case 6:
+                multiplicationTable();
+                break;
+            case 7:
+                cout << "Enter temperature in Celsius: ";
+                cin >> a;
+                cout << "Fahrenheit: " << celsiusToFahrenheit(a) << "℉" << endl;
+                break;
+            case 8:
+                cout << "Enter temperature in Fahrenheit: ";
+                cin >> a;
+                cout << "Celsius: " << fahrenheitToCelsius(a) << "℃" << endl;
                 break;
             case 0:
-                return 0;
+                cout << "Exiting calculator. Goodbye!\n";
+                return;
+            default:
+                cout << "Invalid choice. Please try again.\n";
+        }
+    } while (choice != 0);
+}
+
+// Main function
+int main() {
+    int option;
+    
+    do {
+        cout << "\nWelcome to NemoNet Calculator\n";
+        cout << "1. Start\n0. Quit\n\nEnter your choice: ";
+        cin >> option;
+
+        switch (option) {
+            case 1:
+                controlPanel();
                 break;
+            case 0:
+                cout << "Thank you for using NemoNet Calculator!\n";
+                return 0;
+            default:
+                cout << "Invalid choice. Please enter 1 to start or 0 to quit.\n";
         }
-    }
-    while(choice != 0);
+    } while (option != 0);
 }
diff --git a/Projects/C++ Projects/Basic/Bank Management System/Bank_management_system.cpp b/Projects/C++ Projects/Basic/Bank Management System/Bank_management_system.cpp
new file mode 100644
index 0000000..f8e2a3b
--- /dev/null
+++ b/Projects/C++ Projects/Basic/Bank Management System/Bank_management_system.cpp	
@@ -0,0 +1,75 @@
+// Autor : OM ROY
+// Title: Bank Management System Programmed in C++
+// PROJECT FOR C/C++ PROGRAMMING TUTORIAL
+
+#include<iostream>
+#include<string>
+#include<cmath>
+using namespace std;
+class Bank {
+    string name;
+    double accountNumber, depositAmount, withdrawalAmount, balance, rate, timeDuration;
+    char accountType;
+public:
+    void getdata();
+    void saving_account();
+    void current_account();
+    void display();
+};
+void Bank::getdata(void) {
+    cout << "Enter the name of Account Holder: ";
+    cin.ignore(); 
+    getline(cin, name);
+    cout << "Enter the Account Number: ";
+    cin >> accountNumber;
+    cout << "Enter the Deposit Amount: ";
+    cin >> depositAmount;
+    cout << "Enter the Withdrawal Amount: ";
+    cin >> withdrawalAmount;
+    balance = 0000; // Initial balance
+    cout << "Enter the Account Type (s for saving, c for current): ";
+    cin >> accountType;
+    cout << "Enter the Time Duration (in years): ";
+    cin >> timeDuration;
+    switch(accountType) {
+        case 's':
+            saving_account();
+            break;
+        case 'c':
+            current_account();
+            break;
+        default:
+            cout << "Invalid account type!" << endl;
+    }
+}
+void Bank::saving_account(void) {
+    rate = 7;
+    balance = balance + depositAmount - withdrawalAmount;
+    double finalBalance = balance * pow((1 + rate / 100), timeDuration);
+    cout << "The Balance after the compound interest: " << finalBalance << endl;
+    cout << "The Amount after withdrawal: " << balance << endl;
+    cout << "You will not get a check book." << endl;
+}
+void Bank::current_account(void) {
+    rate = 5;
+    balance = balance + depositAmount - withdrawalAmount;
+    cout << "The Balance: " << balance << endl;
+    if (balance >= 3000) {
+        cout << "The ledger balance: " << balance << endl;
+    } else {
+        cout << "The ledger balance: " << balance - 354 << " (including penalty)" << endl;
+    }
+    cout << "You will get a check book." << endl;
+}
+void Bank::display(void) {
+    cout << "The Account Holder Name: " << name << endl;
+    cout << "Account Number: " << accountNumber << endl;
+    cout << "Current Balance: " << balance << endl;
+}
+int main() {
+    Bank account;
+    account.getdata();
+    account.display();
+    return 0;
+}
+
diff --git a/Projects/C++ Projects/Basic/Bank Management System/Bank_management_system.exe b/Projects/C++ Projects/Basic/Bank Management System/Bank_management_system.exe
new file mode 100644
index 0000000..6a623e2
Binary files /dev/null and b/Projects/C++ Projects/Basic/Bank Management System/Bank_management_system.exe differ
diff --git a/Projects/C++ Projects/Basic/Bank Management System/main.cpp b/Projects/C++ Projects/Basic/Bank Management System/main.cpp
deleted file mode 100644
index 8b13789..0000000
--- a/Projects/C++ Projects/Basic/Bank Management System/main.cpp	
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/Projects/C++ Projects/Basic/Bank Management System/main.exe b/Projects/C++ Projects/Basic/Bank Management System/main.exe
new file mode 100644
index 0000000..06aa6fd
Binary files /dev/null and b/Projects/C++ Projects/Basic/Bank Management System/main.exe differ
diff --git a/Projects/C++ Projects/Basic/Calculate CGPA and GPA/main.cpp b/Projects/C++ Projects/Basic/Calculate CGPA and GPA/main.cpp
index 932f14f..a83542a 100644
--- a/Projects/C++ Projects/Basic/Calculate CGPA and GPA/main.cpp	
+++ b/Projects/C++ Projects/Basic/Calculate CGPA and GPA/main.cpp	
@@ -1,196 +1,247 @@
-/*This C++ PROGRAM is developed by NemonET TYP and 
-special right is given to TEAM TYP for educational purpose  */
-//Don't copy source code without permission
-
+// Autor : OM ROY
+// Title: Calculate CGPA Programmed in C++
+// PROJECT FOR C/C++ PROGRAMMING TUTORIAL
+
+
+
+// #include <iostream>
+// #include <stdlib.h>
+
+// using namespace std;
+
+// void calculateGPA();
+// void calculateCGPA();
+// void method();
+
+// int main()
+// {
+//     system("cls");
+//     int input;
+//     cout<<"--------------------------------------------------------------------------"<<endl;
+//     cout<<"                    GPA & CGPA Calculator (Developed by Nemo)             "<<endl;
+//     cout<<"--------------------------------------------------------------------------\n"<<endl;
+//     cout<<"            MENU:"<<endl;
+//     cout<<"                   1. Calculate GPA (Grade Point Average)"<<endl;
+//     cout<<"                   2. Calculate CGPA (Cummulative Grade Point Average)"<<endl;
+//     cout<<"                   3. Method that is applied here for calclating GPA & CGPA"<<endl;
+//     cout<<"                   4. Exit Application"<<endl;
+//     cout<<"--------------------------------------------------------------------------"<<endl;
+//     sub:
+//     cout<<"Enter your choice: ";
+//     cin>>input;
+//     switch(input)
+//     {
+//         case 1:
+//                 calculateGPA();
+//                 break;
+
+//         case 2:
+//                 calculateCGPA();
+//                 break;
+//         case 3:
+//                 method();
+//                 break;
+//         case 4:
+//                 exit(EXIT_SUCCESS);
+//                 break;
+//         default:
+//             cout<<"You have entered wrong input.Try again!\n"<<endl;
+//             goto sub;
+//             break;
+//     }
+// }
+
+// void calculateGPA()
+// {
+//     int q;
+//     system("cls");
+//     cout<<"-------------- GPA Calculating -----------------"<<endl;
+//     cout<<" How many subject's points do you want to calculate? : ";
+//     cin>>q;
+
+//     float credit [q];
+//     float point [q];
+
+//     cout<<endl;
+//     for(int i=0;i<q;i++)
+//     {
+//         cout<<"Enter the credit for the subject "<<i+1<<": ";
+//         cin>>credit[i];
+//         cout<<endl;
+//         cout<<"Enter the point of the subject "<<i+1<<": ";
+//         cin>>point[i];
+//         cout<<"-----------------------------------\n\n"<<endl;
+//     }
+
+//     float sum=0;
+//     float tot;
+//     for(int j=0;j<q;j++)
+//     {
+//         tot=credit[j]*point[j];
+//         sum=sum+tot;
+//     }
+
+//     float totCr=0;
+//     for(int k=0;k<q;k++)
+//     {
+//         totCr=totCr+credit[k];
+//     }
+
+//     cout<<"\n\n\nTotal Points: "<<sum<<" . Total Credits: "<<totCr<<" .Total GPA: "<<sum/totCr<<" ."<<endl;
+
+
+//     sub:
+//     int inmenu;
+//     cout<<"\n\n\n1. Calculate Again"<<endl;
+//     cout<<"2. Go Back to Main Menu"<<endl;
+//     cout<<"3. Exit This App \n\n"<<endl;
+//     cout<<"Your Input: "<<endl;
+//     cin>>inmenu;
+
+//     switch(inmenu)
+//     {
+//         case 1:
+//                 calculateGPA();
+//                 break;
+//         case 2:
+//                 main();
+//                 break;
+//         case 3:
+//                 exit(EXIT_SUCCESS);
+
+//         default:
+//               cout<<"\n\nYou have Entered Wrong Input!Please Choose Again!"<<endl;
+//               goto sub;
+//     }
+// }
+// void calculateCGPA()
+// {
+//     system("cls");
+//     int l;
+//     cout<<"-------------- CGPA Calculating -----------------\n\n"<<endl;
+//     cout<<"How many semester results do you want input? :";
+//     cin>>l;
+//     cout<<"\n\n"<<endl;
+//     float semrs[l];
+//     int i;
+
+//     for(i=0;i<l;i++)
+//     {
+//         cout<<" Enter Semester "<<i+1<<" Result(GPA): ";
+//         cin>>semrs[i];
+//         cout<<"\n"<<endl;
+//     }
+
+//     float semtot=0;
+//     for(int j=0;j<l;j++)
+//     {
+//         semtot=semtot+semrs[j];
+//     }
+
+//     cout<<"******** Your CGPA is "<<semtot/l<<" **********"<<endl;
+
+
+//     sub:
+//     int inmenu;
+//     cout<<"\n\n\n1. Calculate Again"<<endl;
+//     cout<<"2. Go Back to Main Menu"<<endl;
+//     cout<<"3. Exit This App \n\n"<<endl;
+//     cout<<"Your Input: "<<endl;
+//     cin>>inmenu;
+
+//     switch(inmenu)
+//     {
+//         case 1:
+//                 calculateCGPA();
+//                 break;
+//         case 2:
+//                 main();
+//                 break;
+//         case 3:
+//                 exit(EXIT_SUCCESS);
+
+//         default:
+//               cout<<"\n\nYou have Entered Wrong Input!Please Choose Again!"<<endl;
+//               goto sub;
+//     }
+
+// }
+
+// void method()
+// {
+//     system("cls");
+//     cout<<"--------------- Method of Calculating GPA & CGPA ---------------\n\n"<<endl;
+//     cout<<" GPA= Sum of (Credit*Point) / total of credits \n"<<endl;
+//     cout<<" CGPA=  Sum of GPA / number of semesters "<<endl;
+//     cout<<"-----------------------------------------------------------------\n\n"<<endl;
+
+//     sub:
+//     int inmenu;
+//     cout<<"1. Go Back to Main Menu"<<endl;
+//     cout<<"2. Exit This App \n\n"<<endl;
+//     cout<<"Your Input: "<<endl;
+//     cin>>inmenu;
+
+//     switch(inmenu)
+//     {
+//         case 1:
+//                 main();
+//                 break;
+//         case 2:
+//                 exit(EXIT_SUCCESS);
+
+//         default:
+//               cout<<"\n\nYou have Entered Wrong Input!Please Choose Again!"<<endl;
+//               goto sub;
+//     }
+// };
 
 #include <iostream>
-#include <stdlib.h>
-
+#include <string>
 using namespace std;
-
-void calculateGPA();
-void calculateCGPA();
-void method();
-
-int main()
-{
-    system("cls");
-    int input;
-    cout<<"--------------------------------------------------------------------------"<<endl;
-    cout<<"                    GPA & CGPA Calculator (Developed by Nemo)             "<<endl;
-    cout<<"--------------------------------------------------------------------------\n"<<endl;
-    cout<<"            MENU:"<<endl;
-    cout<<"                   1. Calculate GPA (Grade Point Average)"<<endl;
-    cout<<"                   2. Calculate CGPA (Cummulative Grade Point Average)"<<endl;
-    cout<<"                   3. Method that is applied here for calclating GPA & CGPA"<<endl;
-    cout<<"                   4. Exit Application"<<endl;
-    cout<<"--------------------------------------------------------------------------"<<endl;
-    sub:
-    cout<<"Enter your choice: ";
-    cin>>input;
-    switch(input)
-    {
-        case 1:
-                calculateGPA();
-                break;
-
-        case 2:
-                calculateCGPA();
-                break;
-        case 3:
-                method();
-                break;
-        case 4:
-                exit(EXIT_SUCCESS);
-                break;
-        default:
-            cout<<"You have entered wrong input.Try again!\n"<<endl;
-            goto sub;
-            break;
-    }
+struct Subject {
+    string name;
+    int internalMarks;
+    int midtermmarks;
+    int termendmarks;
+};
+Subject subjects() {
+    Subject s;
+    cout << "Enter the subject name:" << endl;
+    cin >> s.name;
+    cout << "Enter the internal marks (out of 40):" << endl;
+    cin >> s.internalMarks;
+    cout << "Enter the internal marks (out of 50):" << endl;
+    cin >> s.midtermmarks;
+    cout << "Enter the internal marks (out of 100):" << endl;
+    cin >> s.termendmarks;
+    return s;
 }
-
-void calculateGPA()
-{
-    int q;
-    system("cls");
-    cout<<"-------------- GPA Calculating -----------------"<<endl;
-    cout<<" How many subject's points do you want to calculate? : ";
-    cin>>q;
-
-    float credit [q];
-    float point [q];
-
-    cout<<endl;
-    for(int i=0;i<q;i++)
-    {
-        cout<<"Enter the credit for the subject "<<i+1<<": ";
-        cin>>credit[i];
-        cout<<endl;
-        cout<<"Enter the point of the subject "<<i+1<<": ";
-        cin>>point[i];
-        cout<<"-----------------------------------\n\n"<<endl;
-    }
-
-    float sum=0;
-    float tot;
-    for(int j=0;j<q;j++)
-    {
-        tot=credit[j]*point[j];
-        sum=sum+tot;
-    }
-
-    float totCr=0;
-    for(int k=0;k<q;k++)
-    {
-        totCr=totCr+credit[k];
-    }
-
-    cout<<"\n\n\nTotal Points: "<<sum<<" . Total Credits: "<<totCr<<" .Total GPA: "<<sum/totCr<<" ."<<endl;
-
-
-    sub:
-    int inmenu;
-    cout<<"\n\n\n1. Calculate Again"<<endl;
-    cout<<"2. Go Back to Main Menu"<<endl;
-    cout<<"3. Exit This App \n\n"<<endl;
-    cout<<"Your Input: "<<endl;
-    cin>>inmenu;
-
-    switch(inmenu)
-    {
-        case 1:
-                calculateGPA();
-                break;
-        case 2:
-                main();
-                break;
-        case 3:
-                exit(EXIT_SUCCESS);
-
-        default:
-              cout<<"\n\nYou have Entered Wrong Input!Please Choose Again!"<<endl;
-              goto sub;
-    }
+int cgpa(int n, int m, int o) {
+    int c;
+    c = (n + (m * 30 / 50) + (o * 30 / 100))/10;
+    return c;
 }
-void calculateCGPA()
-{
-    system("cls");
-    int l;
-    cout<<"-------------- CGPA Calculating -----------------\n\n"<<endl;
-    cout<<"How many semester results do you want input? :";
-    cin>>l;
-    cout<<"\n\n"<<endl;
-    float semrs[l];
-    int i;
-
-    for(i=0;i<l;i++)
-    {
-        cout<<" Enter Semester "<<i+1<<" Result(GPA): ";
-        cin>>semrs[i];
-        cout<<"\n"<<endl;
-    }
-
-    float semtot=0;
-    for(int j=0;j<l;j++)
-    {
-        semtot=semtot+semrs[j];
-    }
-
-    cout<<"******** Your CGPA is "<<semtot/l<<" **********"<<endl;
-
-
-    sub:
-    int inmenu;
-    cout<<"\n\n\n1. Calculate Again"<<endl;
-    cout<<"2. Go Back to Main Menu"<<endl;
-    cout<<"3. Exit This App \n\n"<<endl;
-    cout<<"Your Input: "<<endl;
-    cin>>inmenu;
-
-    switch(inmenu)
-    {
-        case 1:
-                calculateCGPA();
-                break;
-        case 2:
-                main();
-                break;
-        case 3:
-                exit(EXIT_SUCCESS);
-
-        default:
-              cout<<"\n\nYou have Entered Wrong Input!Please Choose Again!"<<endl;
-              goto sub;
+float totalCgpa(Subject arr[], int n) {
+    int totalCgpaSum = 0;
+    for (int i = 0; i < n; i++) {
+        totalCgpaSum += cgpa(arr[i].internalMarks, arr[i].midtermmarks, arr[i].termendmarks);
     }
-
+    return static_cast<float>(totalCgpaSum) / n;
 }
-
-void method()
-{
-    system("cls");
-    cout<<"--------------- Method of Calculating GPA & CGPA ---------------\n\n"<<endl;
-    cout<<" GPA= Sum of (Credit*Point) / total of credits \n"<<endl;
-    cout<<" CGPA=  Sum of GPA / number of semesters "<<endl;
-    cout<<"-----------------------------------------------------------------\n\n"<<endl;
-
-    sub:
-    int inmenu;
-    cout<<"1. Go Back to Main Menu"<<endl;
-    cout<<"2. Exit This App \n\n"<<endl;
-    cout<<"Your Input: "<<endl;
-    cin>>inmenu;
-
-    switch(inmenu)
-    {
-        case 1:
-                main();
-                break;
-        case 2:
-                exit(EXIT_SUCCESS);
-
-        default:
-              cout<<"\n\nYou have Entered Wrong Input!Please Choose Again!"<<endl;
-              goto sub;
+int main(){
+    int n;
+    cout << "Enter the Number of Subjects:" << endl;
+    cin >> n;
+    Subject arr[n];
+    for (int i = 0; i < n; i++) {
+        arr[i] = subjects();
     }
-};
+    for (int i = 0; i < n; i++) {
+        int c = cgpa(arr[i].internalMarks, arr[i].midtermmarks, arr[i].termendmarks);
+        cout << "CGPA for subject " << arr[i].name << " is: " << c << endl;
+    }
+    float totalCgpaValue = totalCgpa(arr, n);
+    cout << "Total CGPA for all subjects is: " << totalCgpaValue << endl;
+    return 0;
+}
\ No newline at end of file
diff --git a/Projects/C++ Projects/Basic/Certificate/Largest_Number.cpp b/Projects/C++ Projects/Basic/Certificate/Largest_Number.cpp
new file mode 100644
index 0000000..1662f24
--- /dev/null
+++ b/Projects/C++ Projects/Basic/Certificate/Largest_Number.cpp	
@@ -0,0 +1,21 @@
+#include <iostream>
+using namespace std;
+int main() {
+    float n1, n2, n3;
+    cout << "Enter the first number: ";
+    cin >> n1;
+    cout << "Enter the second number: ";
+    cin >> n2;
+    cout << "Enter the third number: ";
+    cin >> n3;
+    if (n1 >= n2 && n1 >= n3) {
+        cout << "The largest number is: " << n1 << endl;
+    }
+    else if (n2 >= n1 && n2 >= n3) {
+        cout << "The largest number is: " << n2 << endl;
+    }
+    else {
+        cout << "The largest number is: " << n3 << endl;
+    }
+    return 0;
+}
diff --git a/Projects/C++ Projects/Basic/Certificate/Largest_Number.exe b/Projects/C++ Projects/Basic/Certificate/Largest_Number.exe
new file mode 100644
index 0000000..6c3666e
Binary files /dev/null and b/Projects/C++ Projects/Basic/Certificate/Largest_Number.exe differ
diff --git a/Projects/C++ Projects/Basic/Certificate/certificate.exe b/Projects/C++ Projects/Basic/Certificate/certificate.exe
new file mode 100644
index 0000000..f4ac2e7
Binary files /dev/null and b/Projects/C++ Projects/Basic/Certificate/certificate.exe differ
diff --git a/Projects/C++ Projects/Basic/Scientific Calculator/scientificcaculator.cpp b/Projects/C++ Projects/Basic/Scientific Calculator/scientificcaculator.cpp
new file mode 100644
index 0000000..dcec16f
--- /dev/null
+++ b/Projects/C++ Projects/Basic/Scientific Calculator/scientificcaculator.cpp	
@@ -0,0 +1,121 @@
+#include <iostream>
+#include <cmath>
+using namespace std;
+void show(){
+    cout << "Scientific Calculator" << endl;
+    cout << "1. Addition" << endl;
+    cout << "2. Subtraction" << endl;
+    cout << "3. Multiplication" << endl;
+    cout << "4. Division" << endl;
+    cout << "5. Sine" << endl;
+    cout << "6. Cosine" << endl;
+    cout << "7. Tangent" << endl;
+    cout << "8. Logarithm" << endl;
+    cout << "9. Exponential" << endl;
+    cout << "10. Power" << endl;
+    cout << "11. Exit" << endl;
+}
+double add(double a, double b) {
+    return a + b;
+}
+double sub(double a, double b) {
+    return a - b;
+}
+double mul(double a, double b) {
+    return a * b;
+}
+double divide(double a, double b) {
+    if (b == 0) {
+        cout << "Invalid" << endl;
+        return NAN;
+    }
+    return a / b;
+}
+double sine(double x) {
+    return sin(x);
+}
+double cosine(double x) {
+    return cos(x);
+}
+double tangent(double x) {
+    return tan(x);
+}
+double log(double x) {
+    if (x <= 0) {
+        cout << "Invalid" << endl;
+        return NAN;
+    }
+    return log(x);
+}
+double exp(double x) {
+    return exp(x);
+}
+double pow(double base, double exponent) {
+    return pow(base, exponent);
+}
+int main() {
+    int c;
+    double num1, num2;
+    while (true) {
+        show();
+        cout << "Enter your choice: ";
+        cin >> c;
+        if (c == 11) break;
+        switch (c) {
+            case 1:
+                cout << "Enter two numbers: ";
+                cin >> num1 >> num2;
+                cout << "Result: " << add(num1, num2) << endl;
+                break;
+            case 2:
+                cout << "Enter two numbers: ";
+                cin >> num1 >> num2;
+                cout << "Result: " << sub(num1, num2) << endl;
+                break;
+            case 3:
+                cout << "Enter two numbers: ";
+                cin >> num1 >> num2;
+                cout << "Result: " << mul(num1, num2) << endl;
+                break;
+            case 4:
+                cout << "Enter two numbers: ";
+                cin >> num1 >> num2;
+                cout << "Result: " << divide(num1, num2) << endl;
+                break;
+            case 5:
+                cout << "Enter angle in radians: ";
+                cin >> num1;
+                cout << "Result: " << sine(num1) << endl;
+                break;
+            case 6:
+                cout << "Enter angle in radians: ";
+                cin >> num1;
+                cout << "Result: " << cosine(num1) << endl;
+                break;
+            case 7:
+                cout << "Enter angle in radians: ";
+                cin >> num1;
+                cout << "Result: " << tangent(num1) << endl;
+                break;
+            case 8:
+                cout << "Enter a number: ";
+                cin >> num1;
+                cout << "Result: " << log(num1) << endl;
+                break;
+            case 9:
+                cout << "Enter a number: ";
+                cin >> num1;
+                cout << "Result: " << exp(num1) << endl;
+                break;
+            case 10:
+                cout << "Enter base and exponent: ";
+                cin >> num1 >> num2;
+                cout << "Result: " << pow(num1, num2) << endl;
+                break;
+            default:
+                cout << "Invalid choice!" << endl;
+        }
+        cout << endl;
+    }
+    return 0;
+}
diff --git a/Projects/C++ Projects/Basic/Scientific Calculator/scientificcaculator.exe b/Projects/C++ Projects/Basic/Scientific Calculator/scientificcaculator.exe
new file mode 100644
index 0000000..4e33f32
Binary files /dev/null and b/Projects/C++ Projects/Basic/Scientific Calculator/scientificcaculator.exe differ
diff --git a/Projects/C++ Projects/Basic/Stone Paper Scissor/stonepaperscissor.cpp b/Projects/C++ Projects/Basic/Stone Paper Scissor/stonepaperscissor.cpp
new file mode 100644
index 0000000..c05db00
--- /dev/null
+++ b/Projects/C++ Projects/Basic/Stone Paper Scissor/stonepaperscissor.cpp	
@@ -0,0 +1,134 @@
+// Autor : OM ROY
+// Title: Stone Paper Scissor Programmed in C++
+// PROJECT FOR C/C++ PROGRAMMING TUTORIAL
+//I make two different code
+
+// #include<iostream>
+// using namespace std;
+// struct Game{
+//     char player1;
+//     char player2;
+// };
+// Game games(){
+//     Game a;
+//     cout<<"Game (C= Scissor,S=Stone,P=Paper)"<<endl;
+//     cout<<"Player 1(C or S or P)"<<endl;
+//     cin>>a.player1;
+//     cout<<"Player 2(C or S or P)"<<endl;
+//     cin>>a.player2;
+//     return a;
+// }
+// void winner(Game a){
+//     if(a.player1 =='C'&& a.player2 =='P'){
+//         cout<<"Player 1 is winner"<<endl;
+//     }
+//     else if(a.player1 ='P'&& a.player2 =='C'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+//     else if(a.player1 =='P'&& a.player2 =='S'){
+//         cout<<"Player 1 is winner"<<endl;
+//     }
+//      else if(a.player1 =='S'&& a.player2 =='P'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+//      else if(a.player1 =='C'&& a.player2 =='S'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+//      else if(a.player1 =='S'&& a.player2 =='C'){
+//         cout<<"Player 1 is winner"<<endl;
+//     }
+//      else if(a.player1 =='P'&& a.player2 =='P'||a.player1 =='S'&& a.player2 =='S'||a.player1 =='C'&& a.player2 =='C'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+// }
+// int main(){
+//     cout<<"Start the GAME:"<<endl;
+//     Game g[1];
+//     g[0] = games();
+//     winner(g[0]);
+    
+//     return 0;
+// }
+// #include<iostream>
+// using namespace std;
+
+// // Define struct for Game
+// struct Game {
+//     char player1;
+//     char player2;
+// };
+
+// // Function to play a single game round and return a Game object
+// Game games() {
+//     Game a;
+//     cout << "Game (C= Scissor, S= Stone, P= Paper)" << endl;
+//     cout << "Player 1 (C or S or P): ";
+//     cin >> a.player1;
+//     cout << "Player 2 (C or S or P): ";
+//     cin >> a.player2;
+//     return a;
+// }
+
+// // Function to determine and print the winner
+// void winner(Game a) {
+//     if ((a.player1 == 'C' && a.player2 == 'P') ||
+//         (a.player1 == 'P' && a.player2 == 'S') ||
+//         (a.player1 == 'S' && a.player2 == 'C')) {
+//         cout << "Player 1 is the winner!" << endl;
+//     } else if ((a.player1 == 'P' && a.player2 == 'C') ||
+//                (a.player1 == 'S' && a.player2 == 'P') ||
+//                (a.player1 == 'C' && a.player2 == 'S')) {
+//         cout << "Player 2 is the winner!" << endl;
+//     } else {
+//         cout << "It's a draw!" << endl;
+//     }
+// }
+
+// int main() {
+//     cout << "Start the GAME:" << endl;
+    
+//     // Array to hold multiple games (currently set to hold 1 game)
+//     Game g[1];
+    
+//     // Play one round of the game
+//     g[0] = games();
+    
+//     // Determine and print the winner
+//     winner(g[0]);
+    
+//     return 0;
+// }
+
+#include<iostream>
+using namespace std;
+void win(string ans1, string ans2){
+    if(ans1=="rock" and ans2 == "paper"){
+        cout<<"Person with paper sign won"<<endl;
+    }
+    else if(ans1=="rock" and ans2 == "scissor"){
+        cout<<"Person with rock sign won"<<endl;
+    }
+    else if(ans1=="paper" and ans2 == "rock"){
+        cout<<"Person with paper sign won"<<endl;
+    }
+    else if(ans1=="scissor" and ans2 == "rock"){
+        cout<<"Person with rock sign won"<<endl;
+    }
+    else if(ans1=="paper" and ans2 == "scissor"){
+        cout<<"Person with scissor won"<<endl;
+    }
+    else if(ans1=="scissor" and ans2 == "paper"){
+        cout<<"Person with rock sign won"<<endl;
+    }
+    else{
+        cout<<"Invalid"<<endl;
+    }
+}
+int main(){
+    string ans1, ans2;
+    cout<<"Enter the possibility1: "<<endl;
+    cin>>ans1;
+    cout<<"Enter the possibility2: "<<endl;
+    cin>>ans2;
+    win(ans1,ans2);
+}
\ No newline at end of file
diff --git a/Projects/C++ Projects/Basic/Stone Paper Scissor/stonepaperscissor.exe b/Projects/C++ Projects/Basic/Stone Paper Scissor/stonepaperscissor.exe
new file mode 100644
index 0000000..bbc9ea2
Binary files /dev/null and b/Projects/C++ Projects/Basic/Stone Paper Scissor/stonepaperscissor.exe differ
diff --git a/Projects/C++ Projects/Basic/TextbasedAdventure/textbasedadventure.cpp b/Projects/C++ Projects/Basic/TextbasedAdventure/textbasedadventure.cpp
new file mode 100644
index 0000000..155a42d
--- /dev/null
+++ b/Projects/C++ Projects/Basic/TextbasedAdventure/textbasedadventure.cpp	
@@ -0,0 +1,79 @@
+#include <iostream>
+#include <string>
+using namespace std;
+void display() {
+    cout << "Welcome to the Text Adventure Game!" << endl;
+    cout << "You find yourself in a mysterious land with several rooms." << endl;
+    cout << "Your goal is to find the hidden treasure and escape." << endl;
+    cout << "Good luck!" << endl << endl;
+}
+int getplayer() {
+    int c;
+    cout << "Enter your choice: ";
+    cin >> c;
+    return c;
+}
+void room1();
+void room2();
+void room3();
+void room1() {
+    cout << "You are in Room 1. There are doors to Room 2 and Room 3." << endl;
+    cout << "1. Go to Room 2" << endl;
+    cout << "2. Go to Room 3" << endl;
+    int choice = getplayer();
+    if (choice == 1) {
+        room2();
+    } else if (choice == 2) {
+        room3();
+    } else {
+        cout << "Invalid choice. Try again." << endl;
+        room1();
+    }
+}
+void room2() {
+    cout << "You are in Room 2. There are doors to Room 1 and Room 3." << endl;
+    cout << "1. Go to Room 1" << endl;
+    cout << "2. Go to Room 3" << endl;
+    int choice = getplayer();
+    if (choice == 1) {
+        room1();
+    } else if (choice == 2) {
+        room3();
+    } else {
+        cout << "Invalid choice. Try again." << endl;
+        room2();
+    }
+}
+void room3() {
+    cout << "You are in Room 3. There is a door to Room 1 and a hidden treasure here!" << endl;
+    cout << "1. Go to Room 1" << endl;
+    cout << "2. Take the treasure and win the game!" << endl;
+    int choice = getplayer();
+    if (choice == 1) {
+        room1();
+    } else if (choice == 2) {
+        cout << "Congratulations! You found the hidden treasure and won the game!" << endl;
+    } else {
+        cout << "Invalid choice. Try again." << endl;
+        room3();
+    }
+}
+int main() {
+    display();
+    int m;
+    cout<<"Enter the room number(1,2,3):"<<endl;
+    cin>>m;
+    if(m==1){
+        room1();
+    }
+    else if(m==2){
+        room2();
+    }
+    else if(m==3){
+        room3();
+    }
+    else{
+        cout<<"Invalid !"<<endl;
+    }
+    return 0;
+}
diff --git a/Projects/C++ Projects/Basic/TextbasedAdventure/textbasedadventure.exe b/Projects/C++ Projects/Basic/TextbasedAdventure/textbasedadventure.exe
new file mode 100644
index 0000000..0d6f472
Binary files /dev/null and b/Projects/C++ Projects/Basic/TextbasedAdventure/textbasedadventure.exe differ
diff --git a/Projects/C++ Projects/Basic/stock_market/stocktrading.cpp b/Projects/C++ Projects/Basic/stock_market/stocktrading.cpp
new file mode 100644
index 0000000..243c285
--- /dev/null
+++ b/Projects/C++ Projects/Basic/stock_market/stocktrading.cpp	
@@ -0,0 +1,78 @@
+#include <iostream>
+#include <vector>
+#include <string>
+using namespace std;
+class stock {
+public:
+  string symbol;
+  double price;
+
+  stock(string symbol, double price) {
+    this->symbol = symbol;
+    this->price = price;
+  }
+};
+
+int main() {
+  vector<stock> stocks = {
+    {"AAPL", 150.50},
+    {"TSLA", 720.25},
+    {"GOOG", 2850.00}
+  };
+  double balance = 10000.00; 
+  while (true) {
+    cout << "Current Balance: $" << balance << endl;
+    cout << "------- Stocks -------" << endl;
+    for (int i = 0; i < stocks.size(); i++) {
+      cout << i + 1 << ". " << stocks[i].symbol << " - $" << stocks[i].price << endl;
+    }
+    cout << endl << "1. Buy Stock" << endl;
+    cout << "2. Sell Stock" << endl;
+    cout << "3. View Portfolio" << endl;
+    cout << "4. Exit" << endl;
+    int c;
+    cin >> c;
+    if (c == 1) {
+      int stockIndex;
+      int quantity;
+      cout << "Enter stock number (1-" << stocks.size() << "): ";
+      cin >> stockIndex;
+      if (stockIndex <= 0 || stockIndex > stocks.size()) {
+        cout << "Invalid stock selection." << endl;
+        continue;
+      }
+      cout << "Enter quantity: ";
+      cin >> quantity;
+      if (quantity * stocks[stockIndex - 1].price > balance) {
+        cout << "Insufficient funds." << endl;
+        continue;
+      }
+      balance -= quantity * stocks[stockIndex - 1].price;
+      cout << "Bought " << quantity << " shares of " << stocks[stockIndex - 1].symbol << endl;
+    } 
+    else if (c == 2) {
+      int stockIndex;
+      int quantity;
+      cout << "Enter stock number to sell (1-" << stocks.size() << "): ";
+      cin >> stockIndex;
+      if (stockIndex <= 0 || stockIndex > stocks.size()) {
+        cout << "Invalid stock selection." << endl;
+        continue;
+      }
+      cout << "Enter quantity to sell: ";
+      cin >> quantity;
+      balance += quantity * stocks[stockIndex - 1].price;
+      cout << "Sold " << quantity << " shares of " << stocks[stockIndex - 1].symbol << endl;
+    } 
+    else if (c == 3) {
+      cout << "Your portfolio:" << endl;
+    } 
+    else {
+      cout << "Invalid choice." << endl;
+    }
+  }
+
+  cout << "Exiting application." << endl;
+
+  return 0;
+}
\ No newline at end of file
diff --git a/Projects/C++ Projects/Basic/stock_market/stocktrading.exe b/Projects/C++ Projects/Basic/stock_market/stocktrading.exe
new file mode 100644
index 0000000..db4fb80
Binary files /dev/null and b/Projects/C++ Projects/Basic/stock_market/stocktrading.exe differ
diff --git a/Projects/C++ Projects/Basic/stonepaperscissors/stonepaperscissor.cpp b/Projects/C++ Projects/Basic/stonepaperscissors/stonepaperscissor.cpp
new file mode 100644
index 0000000..75e7af2
--- /dev/null
+++ b/Projects/C++ Projects/Basic/stonepaperscissors/stonepaperscissor.cpp	
@@ -0,0 +1,129 @@
+// #include<iostream>
+// using namespace std;
+// struct Game{
+//     char player1;
+//     char player2;
+// };
+// Game games(){
+//     Game a;
+//     cout<<"Game (C= Scissor,S=Stone,P=Paper)"<<endl;
+//     cout<<"Player 1(C or S or P)"<<endl;
+//     cin>>a.player1;
+//     cout<<"Player 2(C or S or P)"<<endl;
+//     cin>>a.player2;
+//     return a;
+// }
+// void winner(Game a){
+//     if(a.player1 =='C'&& a.player2 =='P'){
+//         cout<<"Player 1 is winner"<<endl;
+//     }
+//     else if(a.player1 ='P'&& a.player2 =='C'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+//     else if(a.player1 =='P'&& a.player2 =='S'){
+//         cout<<"Player 1 is winner"<<endl;
+//     }
+//      else if(a.player1 =='S'&& a.player2 =='P'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+//      else if(a.player1 =='C'&& a.player2 =='S'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+//      else if(a.player1 =='S'&& a.player2 =='C'){
+//         cout<<"Player 1 is winner"<<endl;
+//     }
+//      else if(a.player1 =='P'&& a.player2 =='P'||a.player1 =='S'&& a.player2 =='S'||a.player1 =='C'&& a.player2 =='C'){
+//         cout<<"Player 2 is winner"<<endl;
+//     }
+// }
+// int main(){
+//     cout<<"Start the GAME:"<<endl;
+//     Game g[1];
+//     g[0] = games();
+//     winner(g[0]);
+    
+//     return 0;
+// }
+// #include<iostream>
+// using namespace std;
+
+// // Define struct for Game
+// struct Game {
+//     char player1;
+//     char player2;
+// };
+
+// // Function to play a single game round and return a Game object
+// Game games() {
+//     Game a;
+//     cout << "Game (C= Scissor, S= Stone, P= Paper)" << endl;
+//     cout << "Player 1 (C or S or P): ";
+//     cin >> a.player1;
+//     cout << "Player 2 (C or S or P): ";
+//     cin >> a.player2;
+//     return a;
+// }
+
+// // Function to determine and print the winner
+// void winner(Game a) {
+//     if ((a.player1 == 'C' && a.player2 == 'P') ||
+//         (a.player1 == 'P' && a.player2 == 'S') ||
+//         (a.player1 == 'S' && a.player2 == 'C')) {
+//         cout << "Player 1 is the winner!" << endl;
+//     } else if ((a.player1 == 'P' && a.player2 == 'C') ||
+//                (a.player1 == 'S' && a.player2 == 'P') ||
+//                (a.player1 == 'C' && a.player2 == 'S')) {
+//         cout << "Player 2 is the winner!" << endl;
+//     } else {
+//         cout << "It's a draw!" << endl;
+//     }
+// }
+
+// int main() {
+//     cout << "Start the GAME:" << endl;
+    
+//     // Array to hold multiple games (currently set to hold 1 game)
+//     Game g[1];
+    
+//     // Play one round of the game
+//     g[0] = games();
+    
+//     // Determine and print the winner
+//     winner(g[0]);
+    
+//     return 0;
+// }
+
+#include<iostream>
+using namespace std;
+void win(string ans1, string ans2){
+    if(ans1=="rock" and ans2 == "paper"){
+        cout<<"Person with paper sign won"<<endl;
+    }
+    else if(ans1=="rock" and ans2 == "scissor"){
+        cout<<"Person with rock sign won"<<endl;
+    }
+    else if(ans1=="paper" and ans2 == "rock"){
+        cout<<"Person with paper sign won"<<endl;
+    }
+    else if(ans1=="scissor" and ans2 == "rock"){
+        cout<<"Person with rock sign won"<<endl;
+    }
+    else if(ans1=="paper" and ans2 == "scissor"){
+        cout<<"Person with scissor won"<<endl;
+    }
+    else if(ans1=="scissor" and ans2 == "paper"){
+        cout<<"Person with rock sign won"<<endl;
+    }
+    else{
+        cout<<"Invalid"<<endl;
+    }
+}
+int main(){
+    string ans1, ans2;
+    cout<<"Enter the possibility1: "<<endl;
+    cin>>ans1;
+    cout<<"Enter the possibility2: "<<endl;
+    cin>>ans2;
+    win(ans1,ans2);
+}
\ No newline at end of file
diff --git a/Projects/C++ Projects/Hangman/hangman.cpp b/Projects/C++ Projects/Hangman/hangman.cpp
new file mode 100644
index 0000000..f0aada8
--- /dev/null
+++ b/Projects/C++ Projects/Hangman/hangman.cpp	
@@ -0,0 +1,61 @@
+#include <iostream>
+#include <vector>
+#include <ctime>
+#include <cstdlib>
+using namespace std;
+void display(const string &word, const vector<bool> &guessed) {
+    for (size_t i = 0; i < word.size(); ++i) {
+        if (guessed[i]) {
+            cout << word[i];
+        } 
+        else {
+            cout << " _";
+        }
+    }
+    cout << endl;
+}
+bool wordguess(const vector<bool> &guessed) {
+    for (bool b : guessed) {
+        if (!b) {
+            return false;
+        }
+    }
+    return true;
+}
+int main() {
+    vector<string> words = { "om", "kanisha", "aditi", "harsh"};
+    srand(static_cast<unsigned int>(time(0)));  
+    string word = words[rand() % words.size()];
+    vector<bool> guessed(word.size(), false);
+    int remainingAttempts = 6;
+    cout << "Welcome to Hangman!" << endl;
+    while (remainingAttempts > 0 && !wordguess(guessed)) {
+        cout << "Current word: ";
+        display(word, guessed);
+        cout << "Remaining attempts: " << remainingAttempts << endl;
+        cout << "Enter a letter: ";
+        char guess;
+        cin >> guess;
+        bool correctguess = false;
+        for(size_t i = 0; i < word.size(); ++i) {
+            if (word[i] == guess && !guessed[i]) {
+                guessed[i] = true;
+                correctguess = true;
+            }
+        }
+        if(!correctguess) {
+            --remainingAttempts;
+            cout << "Incorrect guess!" << endl;
+        }
+        else {
+            cout << "Correct guess!" << endl;
+        }
+    }
+    if(wordguess(guessed)) {
+        cout << "Congratulations! You've guessed the word: " << word << endl;
+    } 
+    else {
+        cout << "Sorry, you've run out of attempts. The word was: " << word << endl;
+    }
+    return 0;
+}