atcoder（AtCoder Beginners Selection）

00000.js

function Main(input) {
  const splitedInput = input.split('\n');
  const numSum = splitedInput.reduce((prev, cur) => {
    const isNumberCastedFromString = typeof cur === 'string' && !Number.isNaN(parseInt(cur));
    
    if (isNumberCastedFromString && !cur.indexOf(' ')) {
      return prev + parseInt(cur);
    }
    if (isNumberCastedFromString && cur.indexOf(' ')) {
      const sumResult = cur.split(' ').reduce((p,c) => {
        return p + parseInt(c);
      }, 0)
      return prev + sumResult;
    }
    
    return prev;
  }, 0);
  const stringResult = splitedInput[splitedInput.length -1];
  console.log(`${numSum} ${stringResult}`);
}
 
Main(require("fs").readFileSync("/dev/stdin", "utf8"));

ABC086A.js

function Main(input) {
  var inputSplited = input.split(' ');
  var result = parseInt(inputSplited[0], 10) * parseInt(inputSplited[1], 10);
  var EvenOrOdd = result % 2 === 0 ? 'Even' : 'Odd';
  console.log(EvenOrOdd);
}
 
Main(require("fs").readFileSync("/dev/stdin", "utf8"));

js-write.ts

const input = require( "fs" ).readFileSync( "/dev/stdin", "utf8" )

const [ a, b ] = input.split( " " ).map( v => parseInt( v, 10 ) )

const answer = ( a & b & 1 ) ? "Odd" : "Even"
console.log( answer )