1518. 换水问题

1518. 换水问题

---

题目链接：1518. 换水问题

代码如下：

class Solution {
public:int numWaterBottles(int numBottles, int numExchange) {int res = numBottles;int totalBottles = numBottles;while (totalBottles>=numExchange) {totalBottles -= numExchange;res++;totalBottles++;}return res;}
};