题解 | #求小球落地5次后所经历的路程和第5次反弹的高度#
求小球落地5次后所经历的路程和第5次反弹的高度
https://www.nowcoder.com/practice/2f6f9339d151410583459847ecc98446
const readline = require('readline'); const rl = readline.createInterface({ input: process.stdin, output: process.stdout }); rl.on('line', function (line) { let cur = parseInt(line); let path = 0; for(let i=0;i <5;i++){ path += cur cur = cur/2; path += cur } console.log(path-cur);// 第五次落地状态 console.log(cur) });