/*Copyright ElohimTov LLC*/


/*
//Name: ElohimTov Solve Code - Data Types - Javascript Solution
//Problem: HackerRank - 30 Days of Code - Data Types
//Current File: ElohimTovSolve_DataTypes.(js).txt
//Compile-able File: ElohimTovSolve_DataTypes.js
//Date: Created 10/25/2018; 12/31/2021
//Tale: ElohimTov Solve's Solution to HackerRank.com's
//	Data Types problem in Javascript programming language.
// 	Problem link at https://elohimtov.com/elohimtov.info.
*/


/* +++++++++++++++++++++++++++++++++++++++ */
/* Code provided by HackerRank.com begins. */
process.stdin.resume();
process.stdin.setEncoding('ascii');

var input_stdin = "";
var input_stdin_array = "";
var input_currentline = 0;

process.stdin.on('data', function (data) {
    input_stdin += data;
});

process.stdin.on('end', function () {
    input_stdin_array = input_stdin.split("\n");
    main();    
});

// Reads complete line from STDIN
function readLine() {
    return input_stdin_array[input_currentline++];
}
/* Code provided by HackerRank.com ends. */
/* +++++++++++++++++++++++++++++++++++++++ */



function main()
{
    var i = 4
    var d = 4.0
    var s = "HackerRank "

    /* Declare second integer, double, and String variables. */
    var i2, d2, s2;    

    /* Read and save an integer, double, and String to your variables. */
    i2 = readLine();
    i2 = String(i2);
    var i3 = parseInt(i2);

    d1 = readLine();
    d2 = String(d1);
    var d3 = parseFloat(d1);

    s2 = readLine();

    /* Print the sum of both integer variables on a new line. */
    var i_sum = i + i3;
    console.log(i_sum);

    /* Print the sum of the double variables on a new line. */
    var d_sum = d + d3;
    console.log(d_sum.toFixed(1));

    /*
    //Concatenate and print the String variables on a new line
    //The 's' variable above should be printed first.
    */
    var s_sum = s + s2;
    process.stdout.write(s_sum);
    process.stdout.write("\n");
}// ends function main


/*Copyright ElohimTov LLC*/