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By: a guest on Jun 17th, 2012  |  syntax: Java  |  size: 0.32 KB  |  hits: 23  |  expires: Never
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  1. public class primo{
  2.   public static void main(String[]args){
  3.     float num=3;
  4.     float numero=num;
  5.     float cont=numero-1;
  6.     for(;cont<numero;cont++){
  7.       numero=numero%cont;
  8.       if(numero==0.0)
  9.         System.out.println(num+" non è primo");
  10.         System.exit(0);
  11.       }  
  12.     System.out.println(num+" è primo");
  13.   }
  14. }