[백준] 16199번 : 나이 계산하기 - Javascript(자바스크립트)

https://www.acmicpc.net/problem/16199

const fs=require('fs')
let ip=fs.readFileSync('/dev/stdin').toString().split('\n')
v=ip[0].split(' ').map(x=>+x)
v1=ip[1].split(' ').map(x=>+x)
var y=parseInt(v[0])
var m=parseInt(v[1])
var d=parseInt(v[2])
var y1=parseInt(v1[0])
var m1=parseInt(v1[1])
var d1=parseInt(v1[2])

var sum=0
if(m<m1) sum=y1-y
else if(m==m1 && d<=d1) sum=y1-y
else sum=y1-y-1
        
console.log(sum)
console.log(y1-y+1)
console.log(y1-y)