Program3.java

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package assignment2;

import java.util.Scanner;

/**
 *
 * @author Gurpreet Singh
 */
public class Program3 {
     public static void main(String a[]){
        int N;
        System.out.println("Enter Number :");
        Scanner s=new Scanner(System.in);
        N=s.nextInt();
        int i,j;
        for(i=1;i<=N;i++){
            for(j=2;j<i;j++){
                if(i%j==0)
                {
                    break;
                }
            }
            if(i==j){
                System.out.println(i);
            }
        }
        
     }
}