Java Program to Check Prime or Not
Example:
import java.util.Scanner;
public class CheckPrimeOrNot
{
public static void main(String args[])
{
int num, i, count=0;
Scanner scan = new Scanner(System.in);
System.out.println("Enter any Number: ");
num = scan.nextInt();
for(i=2; i<num; i++)
{
if(num%i == 0)
{
count++;
break;
}
}
if(count == 0)
{
System.out.println("It is Prime Number");
}
else
{
System.out.println("It is not Prime Number");
}
}
}
Output:
Enter any Number: 55 It is not Prime Number
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