What is the result(string Concatenation)? : Questions « Operators « SCJP

1. SCJP
2. Operators
3. Questions

public class MainClass {
  public static void main(String[] args) {
    Long x = 42L;
    Long y = 44L;
    System.out.print(" " + 7 + 2 + " ");
    System.out.print(foo() + x + 5 + " ");
    System.out.println(x + y + foo());
  }
  static String foo() { return "foo"; }
}