function main(input = "") {
  if (!input) throw Error;

  let lines = input.split("\n");
  let { a, b } = lines[0].split(" ");

  return `${parseInt(a) + parseInt(b)} ${lines[1]}`;
}

const { readFileSync, existsSync } = require("fs");
const stdin = "/dev/stdin";

if (existsSync(stdin)) {
  const input = readFileSync(stdin, "utf8");
  console.log(main(input));
}

module.exports = main;