15552 빠른 A+B 문제

내 정답

const readline = require('readline');
const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});
let input = [];
rl.on('line', function (line) {
    input.push(line)
  })
  .on('close', function () {
    for(i=1; i<=input[0]; i++){
      let Num=input[i].split(' ').map(Number);
      console.log(Num[0]+=Num[1])
    }
    process.exit();
});

 

 

빠른 정답

const readline = require('readline');
const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});

let answer = '';
rl.on('line', line => {
  const input = line.split(' ');
    
  if(input.length === 2) {
    const A = parseInt(input[0]);
    const B = parseInt(input[1]);
    answer += A+B + '\n';
  }
}).on('close', () => {
  console.log(answer);
  process.exit();
})