using System;
public class Program
{
static bool isPrime(int x) {
// bool is a boolean type that has value of true/false
// please implement this method
int i;
for (i=2;i<x;i++){
if(x%i==0){
return false;
}
return true;
public static void Main()
int x = 11;
isPrime(x);
Console.WriteLine("{0}",isPrime(x));
// please implement this program