From c96695a43e24c940792f95a0476162fef02774a1 Mon Sep 17 00:00:00 2001
From: Onkar Chugh <onkarchugh@gmail.com>
Date: Sun, 11 Oct 2020 01:09:03 +0530
Subject: [PATCH 1/4]  added 4 codes

---
 .../Bit_Strings/ekk-onkar.cpp                 | 13 ++++++
 .../Increasing array/ekk-onkar.cpp            | 30 ++++++++++++++
 .../Weird_Algorthim/ekk-onkar.cpp             | 27 ++++++++++++
 .../Sum_of_2_values/ekk-onkar.cpp             | 41 +++++++++++++++++++
 4 files changed, 111 insertions(+)
 create mode 100644 Introductory_Problems/Bit_Strings/ekk-onkar.cpp
 create mode 100644 Introductory_Problems/Increasing array/ekk-onkar.cpp
 create mode 100644 Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp
 create mode 100644 Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp

diff --git a/Introductory_Problems/Bit_Strings/ekk-onkar.cpp b/Introductory_Problems/Bit_Strings/ekk-onkar.cpp
new file mode 100644
index 0000000..22550ed
--- /dev/null
+++ b/Introductory_Problems/Bit_Strings/ekk-onkar.cpp
@@ -0,0 +1,13 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(0);
+    cout.tie(0);
+    int n;
+    cin>>n;
+    int m=1000000007;
+    cout<<(1<<n)%m;
+    return 0;
+}
diff --git a/Introductory_Problems/Increasing array/ekk-onkar.cpp b/Introductory_Problems/Increasing array/ekk-onkar.cpp
new file mode 100644
index 0000000..2341d3a
--- /dev/null
+++ b/Introductory_Problems/Increasing array/ekk-onkar.cpp	
@@ -0,0 +1,30 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(0);
+    cout.tie(0);
+    int n,tmp;
+    cin>>n;
+    std::vector<int>v ;
+    for(int i=0;i<n;i++)
+    {
+        cin>>tmp;
+        v.push_back(tmp);
+    }
+    int min=v[0],ans=0;
+    for(int i=0;i<n-1;i++)
+    {
+        if(v[i+1] < v[i])
+        {
+            ans+=min-v[i+1];
+        }
+        else if(v[i+1] > v[i])
+        {
+            min=v[i+1];
+        }
+    }
+    cout<<ans;
+    return 0;
+}
diff --git a/Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp b/Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp
new file mode 100644
index 0000000..0de2294
--- /dev/null
+++ b/Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp
@@ -0,0 +1,27 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(0);
+    cout.tie(0);
+    int n;
+    cin>>n;
+    cout<<n<<" ";
+    while(n!=1)
+    {
+        if(n%2==0)
+        {
+            n/=2;
+            cout<<n<<" ";
+            continue;
+        }
+        else
+        {
+            n*=3;
+            n++;
+            cout<<n<<" ";
+        }
+    }
+    return 0;
+}
diff --git a/Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp b/Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp
new file mode 100644
index 0000000..fbaf5b5
--- /dev/null
+++ b/Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp
@@ -0,0 +1,41 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(0);
+    cout.tie(0);
+    int n,x,tmp;
+    cin>>n>>x;
+    vector<int>v;
+    map<int,int>m;
+    for(int i=0;i<n;i++)
+    {
+        cin>>tmp;
+        v.push_back(tmp);
+        m[tmp]=i+1;
+    }
+    sort(v.begin(),v.end());
+    auto it1=v.begin();
+    auto it2=v.end()-1;
+    while(it1!=it2)
+    {
+        if(*it1+*it2 == x)
+        {
+            cout<<m[*it1]<<" "<<m[*it2];
+            return 0;
+        }
+        else if(*it1+*it2 < x)
+        {
+            it1++;
+            continue;
+        }
+        else if(*it1+*it2 > x)
+        {
+            it2--;
+        }
+        
+    }
+    cout<<"IMPOSSIBLE";
+    return 0;
+}

From f754576f173f75d4c68b91067af1c1056acfd642 Mon Sep 17 00:00:00 2001
From: Onkar Chugh <onkarchugh@gmail.com>
Date: Sun, 11 Oct 2020 01:13:02 +0530
Subject: [PATCH 2/4] bit strings

---
 .../Increasing array/ekk-onkar.cpp            | 30 --------------
 .../Weird_Algorthim/ekk-onkar.cpp             | 27 ------------
 .../Sum_of_2_values/ekk-onkar.cpp             | 41 -------------------
 3 files changed, 98 deletions(-)
 delete mode 100644 Introductory_Problems/Increasing array/ekk-onkar.cpp
 delete mode 100644 Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp
 delete mode 100644 Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp

diff --git a/Introductory_Problems/Increasing array/ekk-onkar.cpp b/Introductory_Problems/Increasing array/ekk-onkar.cpp
deleted file mode 100644
index 2341d3a..0000000
--- a/Introductory_Problems/Increasing array/ekk-onkar.cpp	
+++ /dev/null
@@ -1,30 +0,0 @@
-#include<bits/stdc++.h>
-using namespace std;
-int main()
-{
-    ios_base::sync_with_stdio(false);
-    cin.tie(0);
-    cout.tie(0);
-    int n,tmp;
-    cin>>n;
-    std::vector<int>v ;
-    for(int i=0;i<n;i++)
-    {
-        cin>>tmp;
-        v.push_back(tmp);
-    }
-    int min=v[0],ans=0;
-    for(int i=0;i<n-1;i++)
-    {
-        if(v[i+1] < v[i])
-        {
-            ans+=min-v[i+1];
-        }
-        else if(v[i+1] > v[i])
-        {
-            min=v[i+1];
-        }
-    }
-    cout<<ans;
-    return 0;
-}
diff --git a/Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp b/Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp
deleted file mode 100644
index 0de2294..0000000
--- a/Introductory_Problems/Weird_Algorthim/ekk-onkar.cpp
+++ /dev/null
@@ -1,27 +0,0 @@
-#include<bits/stdc++.h>
-using namespace std;
-int main()
-{
-    ios_base::sync_with_stdio(false);
-    cin.tie(0);
-    cout.tie(0);
-    int n;
-    cin>>n;
-    cout<<n<<" ";
-    while(n!=1)
-    {
-        if(n%2==0)
-        {
-            n/=2;
-            cout<<n<<" ";
-            continue;
-        }
-        else
-        {
-            n*=3;
-            n++;
-            cout<<n<<" ";
-        }
-    }
-    return 0;
-}
diff --git a/Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp b/Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp
deleted file mode 100644
index fbaf5b5..0000000
--- a/Sorting_and_Searching/Sum_of_2_values/ekk-onkar.cpp
+++ /dev/null
@@ -1,41 +0,0 @@
-#include<bits/stdc++.h>
-using namespace std;
-int main()
-{
-    ios_base::sync_with_stdio(false);
-    cin.tie(0);
-    cout.tie(0);
-    int n,x,tmp;
-    cin>>n>>x;
-    vector<int>v;
-    map<int,int>m;
-    for(int i=0;i<n;i++)
-    {
-        cin>>tmp;
-        v.push_back(tmp);
-        m[tmp]=i+1;
-    }
-    sort(v.begin(),v.end());
-    auto it1=v.begin();
-    auto it2=v.end()-1;
-    while(it1!=it2)
-    {
-        if(*it1+*it2 == x)
-        {
-            cout<<m[*it1]<<" "<<m[*it2];
-            return 0;
-        }
-        else if(*it1+*it2 < x)
-        {
-            it1++;
-            continue;
-        }
-        else if(*it1+*it2 > x)
-        {
-            it2--;
-        }
-        
-    }
-    cout<<"IMPOSSIBLE";
-    return 0;
-}

From e14431498bb082b43f6d68ce7f4cb9b36f67ba7e Mon Sep 17 00:00:00 2001
From: Onkar Chugh <onkarchugh@gmail.com>
Date: Sun, 11 Oct 2020 01:15:17 +0530
Subject: [PATCH 3/4] increasing array

---
 .../Increasing array/ekk-onkar.cpp            | 30 +++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 Introductory_Problems/Increasing array/ekk-onkar.cpp

diff --git a/Introductory_Problems/Increasing array/ekk-onkar.cpp b/Introductory_Problems/Increasing array/ekk-onkar.cpp
new file mode 100644
index 0000000..2341d3a
--- /dev/null
+++ b/Introductory_Problems/Increasing array/ekk-onkar.cpp	
@@ -0,0 +1,30 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main()
+{
+    ios_base::sync_with_stdio(false);
+    cin.tie(0);
+    cout.tie(0);
+    int n,tmp;
+    cin>>n;
+    std::vector<int>v ;
+    for(int i=0;i<n;i++)
+    {
+        cin>>tmp;
+        v.push_back(tmp);
+    }
+    int min=v[0],ans=0;
+    for(int i=0;i<n-1;i++)
+    {
+        if(v[i+1] < v[i])
+        {
+            ans+=min-v[i+1];
+        }
+        else if(v[i+1] > v[i])
+        {
+            min=v[i+1];
+        }
+    }
+    cout<<ans;
+    return 0;
+}

From da8aa8dc1ca79c253951881dac75564dc6a584e3 Mon Sep 17 00:00:00 2001
From: Onkar Chugh <onkarchugh@gmail.com>
Date: Sun, 11 Oct 2020 01:17:44 +0530
Subject: [PATCH 4/4] .

---
 .../Increasing array/ekk-onkar.cpp            | 30 -------------------
 1 file changed, 30 deletions(-)
 delete mode 100644 Introductory_Problems/Increasing array/ekk-onkar.cpp

diff --git a/Introductory_Problems/Increasing array/ekk-onkar.cpp b/Introductory_Problems/Increasing array/ekk-onkar.cpp
deleted file mode 100644
index 2341d3a..0000000
--- a/Introductory_Problems/Increasing array/ekk-onkar.cpp	
+++ /dev/null
@@ -1,30 +0,0 @@
-#include<bits/stdc++.h>
-using namespace std;
-int main()
-{
-    ios_base::sync_with_stdio(false);
-    cin.tie(0);
-    cout.tie(0);
-    int n,tmp;
-    cin>>n;
-    std::vector<int>v ;
-    for(int i=0;i<n;i++)
-    {
-        cin>>tmp;
-        v.push_back(tmp);
-    }
-    int min=v[0],ans=0;
-    for(int i=0;i<n-1;i++)
-    {
-        if(v[i+1] < v[i])
-        {
-            ans+=min-v[i+1];
-        }
-        else if(v[i+1] > v[i])
-        {
-            min=v[i+1];
-        }
-    }
-    cout<<ans;
-    return 0;
-}