JAVA
java
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import java.util.Scanner;
/**
* Program to check whether
* input number is prime or not?
*/
public class Program
{
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
int temp;
boolean isPrime = true;
// Enter any number :
int num = in.nextInt();
for(int i=2; i<=(num/2); i++) {
temp = num%i;
if(temp == 0) {
isPrime = false;
break;
}
}
if(num == 1)
System.out.println(
"Smallest Prime number is 2");
else if(isPrime)
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OUTPUT
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