//PROGRAM 4-15
class DemoFor3 {	
  public static void main(String[] args) {		
		
    int n = 5;	// 5 bilangan positif pertama
		
    int hasil = 0;
    for (int i=1; i<=n; i++) {
      hasil += i;
      if (i != n) {
        System.out.print(i + " + ");
      } else {
        System.out.print("= ");
      }			
    }
    System.out.println(hasil);
  }
}