题解 | #取近似值#
取近似值
https://www.nowcoder.com/practice/3ab09737afb645cc82c35d56a5ce802a
const rl = require("readline").createInterface({ input: process.stdin });
rl.on('line', function(line){
let tmp = 0
tmp = line * 10 % 10
if(tmp >= 5){
console.log(Math.ceil(line))
}else{
console.log(Math.floor(line))
}
})
