백준 자바스크립트 값 입력 받기

1. const fs = require("fs");
   const inputData = fs.readFileSync("/dev/stdin").toString().split("  ");
   
   inputData[0];
   inputData[1];
   

2. // ex 백준 2739 구구단 예제
   const readline = require('readline');
   const rl = readline.createInterface({
       input: process.stdin,
       output: process.stdout
   });
   
   let input = [];
   let fixedPoint = 0;
   
   rl.on('line', function(line) {
       input = line.split(' ').map((_) => Number(_));
   }).on('close', funcion () {
       fixedPoint = input[0]
   
       for(let i = 1; i <= 9; i++) {
           console.log(`${fixedPoint} * ${i} = ${fixedPoint * i}`);
       }
       process.exit();
   });