1. 题意

经典空瓶换汽水问题

2. 题解

直接模拟即可

class Solution {
public:int maxBottlesDrunk(int numBottles, int numExchange) {int ans = 0;while (numBottles >= numExchange) {ans += numExchange;numBottles -= numExchange - 1;++numExchange;}return ans + numBottles;}
};