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);

    let sum = 0;
    for (let i = 1; i <= input; i++) {
        sum += i;
    }
    console.log(sum);
}

// Don't edit this line!
Main(require("fs").readFileSync("/dev/stdin", "utf8"))