Hacker Rank - Algorithms Practise 1

HackerRank - Algorithms - Compare the Triplets

// https://www.hackerrank.com/challenges/compare-the-triplets

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();    
});

function readLine() {
    return input_stdin_array[input_currentline++];
}

/////////////// ignore above this line ////////////////////

function main() {
    var a0_temp = readLine().split(' ');
    var a0 = parseInt(a0_temp[0]);
    var a1 = parseInt(a0_temp[1]);
    var a2 = parseInt(a0_temp[2]);
    var b0_temp = readLine().split(' ');
    var b0 = parseInt(b0_temp[0]);
    var b1 = parseInt(b0_temp[1]);
    var b2 = parseInt(b0_temp[2]);
    
    function getScore(a, b) {
        if (a > b) return [1, 0];
        if (a < b) return [0, 1];
        if (a == b) return [0, 0];
    }
    
    var scores = [getScore(a0, b0), getScore(a1, b1), getScore(a2, b2)];
    scores = scores.reduce(function (memo, score) {
        memo[0] += score[0];
        memo[1] += score[1];
        return memo;
    }, [0, 0]);
    
    console.log(scores.join(" "));
}