public class Teste {
  public static void main(String[] args) {
    int x = 0;
    int y = 1;
    int z = 2;
    System.out.print(x + y + z);
  }
}

public class Teste {
  public static void main(String[] args) {
    int x = 0;
    int y = 1;
    int z = 2;
    System.out.print(x + " " + y + z);
  }
}

x + " "

"0 "

"0 " + y

"0 1"

"0 1" + z

"0 12"

public class Teste {
  public static void main(String[] args) {
    int x = 0;
    int y = 1;
    int z = 2;
    System.out.print(x + " " + (y + z));
  }
}