function Main(input) {
  var data = input.split("\n");
  var first_line = data[0].split(" ");
  var second_line = data[1];

  var c = parseInt(first_line[0]) + parseInt(first_line[1]);

  console.log(c + " " + second_line);
}
Main(require("fs").readFileSync("/dev/stdin", "utf8"));