public class Test {
  public int test() {
    int a = 1, b = 2, c = 3;
    String x = "a", y = "b";
    if (a > 0) {
      int d = a + c;
    } else {
      int e = a + b;
    }
    b = 0;
    a = b;
    x += y;
    return a;
  }
}
