7/6[문제풀이] 백준 단계2 / if문

[1330번] 두 수 비교하기

let input = require('fs').readFileSync('/dev/stdin').toString().split(' ');
 
if(+input[0] > +input[1]) {
    console.log('>')            
} else if(+input[0] < +input[1]) {
    console.log('<')
} else {
    console.log('==')
};
 
 
 

let input = require('fs').readFileSync('/dev/stdin').toString().split(' ');
 
if(+input[0] >= 90) {
    console.log('A')            
} else if(+input[0] >= 80) {
    console.log('B')
} else if(+input[0] >= 70) {
    console.log('C')
} else if(+input[0] >= 60) {
    console.log('D')
} else {
    console.log('F')
}

let input = require('fs').readFileSync('/dev/stdin')
 
if(input % 4 === 0 && input % 100 !== 0) {
    console.log(1)
} else if(input % 4 === 0 && input % 400 === 0) {
    console.log(1)
} else {
    console.log(0)
};

const readline = require('readline');
const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});
 
let input = [];
rl.on('line', function (line) {
  input.push(parseInt(line));
}).on('close', function () {
  let X = input[0];
  let Y = input[1];
 
  if(X >0){
        Y > 0 ? console.log(1) : console.log(4)
    }
  else if(X <0){
        Y > 0 ? console.log(2) : console.log(3)
    }
    process.exit();
});

const readline = require('readline');
 
const rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});
 
let input = [];
 
rl.on('line', function (line) {
  let input = line.split(' ');
 
  let num1 = Number(input[0]);
  let num2 = Number(input[1]);
  
  if (num2 - 45 < 0) {
    num2 = 60 + (num2 - 45);
    num1 -= 1;
 
    if (num1 === -1) {
      num1 = 23;
    }
  } else {
    num2 -= 45;
  }
 
  console.log(num1 + ' ' + num2);
}).on('close', function () {
  process.exit();
});