Prime

    1.WAJP that prompts the user for an integer and then prints out all the prime numbers up to that Integer.

                                                        download link for program

      Program:

class Prime
{
  public static void main(String args[])
  {
    System.out.println(1+",");
   
    int n=Integer.parseInt(args[0]);
   
    boolean flag=false;
   
    for(int i=2;i<=n;i++)
   
    {
      int fact=2;
     
      while(fact<=i/2)
     
      {
        if(i%fact==0)
         {
            flag=true;
           
            break;
         }
         fact++;
      }
    if(flag==false)
    
     System.out.println(i);  
    }
  }
}