package One;import java.util.Scanner;public class Prime { public static void main(String[] args){ Scanner sc = new Scanner(System.in); System.out.print("input N: "); long N = sc.nextLong(); boolean isPrime = true; if(N<2) isPrime = false; for(long i = 2;i * i <=N;i++){ if(N%i==0){ isPrime = false; break; } } if(isPrime) System.out.println(N + "isPrime"); else System.out.println(N + "is not Prime"); }}