class Program {
 int x, y, z;
 void test() {
  int a, b, c, t1, t2;
  a = x+y;
  t1 = a;
  b = a+z;
  t2 = b;
  c = t1;
  a = b;
 }

 void main() {
  x = 1;
  y = 1;
  z = 1;

  test();
 }
}