[백준] 2738 node.js

const fs = require('fs');
const arr = fs.readFileSync("/dev/stdin").toString().trim().split("\n");

let [n, m] = arr[0].split(' ');
let nArr = [];
let mArr = [];

for(let i = 1; i <= n; i++) {
    nArr.push(arr[i]);
}

for(let i = ++n; i < arr.length; i++) {
    mArr.push(arr[i])
}

for(let i = 0; i < nArr.length; i++) {
    let tempArr = [];
    for(let j = 0; j < nArr[i].split(' ').length; j++) {
        tempArr[j] = Number(nArr[i].split(' ')[j]) + Number(mArr[i].split(' ')[j])

    }
    console.log(tempArr.join(' '))


}