[백준]1000번, 1008번, 2438번, 11654번

1000 - A+B

const readline = require('readline');

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

rl.on('line', function (line) {
    const input = line.split(' ');
    const A = Number(input[0]);
    const B = Number(input[1]);
    
    console.log(A + B);
}).on('close', function () {
  process.exit();
});

1008 - A/B

const readline = require('readline');

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

rl.on('line', function (line) {
    const input = line.split(' ');
    const A = input[0]
    const B = input[1]
    
    console.log(A/B);
    
}).on('close', function () {
  process.exit();
});

2438 - 별 찍기-1

const readline = require('readline');

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

rl.on('line', function (line) {
    const input = Number(line);
    let star = '';
    let result = '';
    
    for (let i = 0; i < input; i++) {
        star += '*';
        result += `${star}\n`
    }
    
    console.log(result);
    
}).on('close', function () {
  process.exit();
});

11654 - 아스키 코드

const readline = require('readline');

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

rl.on('line', function (line){
    
    console.log(line.charCodeAt(0));
}).on('close', function () {
  process.exit();
});