题解 | #计算日期到天数转换# 四行代码解决

const rl = require("readline").createInterface({ input: process.stdin });
var iter = rl[Symbol.asyncIterator]();
const readline = async () => (await iter.next()).value;

void async function () {
    const [year,mouth,day] = (await readline()).split(" ").map(Number);
    const calendar = [31,28,31,30,31,30,31,31,30,31,30,31];    
    if(year % 400 == 0 || (year%4==0&& year%100!=0)) calendar[1]++;//闰年处理
    console.log(calendar.slice(0,mouth-1).reduce((pre,cur)=>pre+cur,0)+day);
}()