From d2d652e3ed137b48bb574bceacaacee06b8ef75f Mon Sep 17 00:00:00 2001
From: Sandeep Kumar Srivastava <56189781+Sandeep228@users.noreply.github.com>
Date: Sun, 4 Oct 2020 12:28:43 +0530
Subject: [PATCH 1/2] Prime Checker
---
JavaHackerrank/Prime Checker | 74 ++++++++++++++++++++++++++++++++++++
1 file changed, 74 insertions(+)
create mode 100644 JavaHackerrank/Prime Checker
diff --git a/JavaHackerrank/Prime Checker b/JavaHackerrank/Prime Checker
new file mode 100644
index 00000000..6f272db6
--- /dev/null
+++ b/JavaHackerrank/Prime Checker
@@ -0,0 +1,74 @@
+import java.io.*;
+import java.util.*;
+import java.text.*;
+import java.math.*;
+import java.util.regex.*;
+import java.lang.reflect.*;
+import static java.lang.System.in;
+class Prime {
+ void checkPrime(int... numbers) {
+ for (int num : numbers) {
+ if (isPrime(num)) {
+ System.out.print(num + " ");
+ }
+ }
+ System.out.println();
+ }
+
+ boolean isPrime(int n) {
+ if (n < 2) {
+ return false;
+ } else if (n == 2) { // account for even numbers now, so that we can do i+=2 in loop below
+ return true;
+ } else if (n % 2 == 0) { // account for even numbers now, so that we can do i+=2 in loop below
+ return false;
+ }
+ int sqrt = (int) Math.sqrt(n);
+ for (int i = 3; i <= sqrt; i += 2) { // skips even numbers for faster results
+ if (n % i == 0) {
+ return false;
+ }
+ }
+ return true;
+ }
+}
+public class Solution {
+
+ public static void main(String[] args) {
+ try{
+ BufferedReader br=new BufferedReader(new InputStreamReader(in));
+ int n1=Integer.parseInt(br.readLine());
+ int n2=Integer.parseInt(br.readLine());
+ int n3=Integer.parseInt(br.readLine());
+ int n4=Integer.parseInt(br.readLine());
+ int n5=Integer.parseInt(br.readLine());
+ Prime ob=new Prime();
+ ob.checkPrime(n1);
+ ob.checkPrime(n1,n2);
+ ob.checkPrime(n1,n2,n3);
+ ob.checkPrime(n1,n2,n3,n4,n5);
+ Method[] methods=Prime.class.getDeclaredMethods();
+ Set<String> set=new HashSet<>();
+ boolean overload=false;
+ for(int i=0;i<methods.length;i++)
+ {
+ if(set.contains(methods[i].getName()))
+ {
+ overload=true;
+ break;
+ }
+ set.add(methods[i].getName());
+
+ }
+ if(overload)
+ {
+ throw new Exception("Overloading not allowed");
+ }
+ }
+ catch(Exception e)
+ {
+ System.out.println(e);
+ }
+ }
+
+}
From 084129095699c5dd31c042e3cf6b355b06de35bc Mon Sep 17 00:00:00 2001
From: Sandeep Kumar Srivastava <56189781+Sandeep228@users.noreply.github.com>
Date: Sun, 4 Oct 2020 12:29:28 +0530
Subject: [PATCH 2/2] Rename Prime Checker to Prime Checker.java
---
JavaHackerrank/{Prime Checker => Prime Checker.java} | 0
1 file changed, 0 insertions(+), 0 deletions(-)
rename JavaHackerrank/{Prime Checker => Prime Checker.java} (100%)
diff --git a/JavaHackerrank/Prime Checker b/JavaHackerrank/Prime Checker.java
similarity index 100%
rename from JavaHackerrank/Prime Checker
rename to JavaHackerrank/Prime Checker.java