There are a number of spherical balloons spread in two-dimensional space. For each balloon, provided input is the start and end coordinates of the horizontal diameter. Since it’s horizontal, y-coordin
860.柠檬水找零 题目链接 https://leetcode.cn/problems/lemonade-change/description/ 题目描述 思路 class Solution {public boolean lemonadeChange(int[] bills) {int five = 0,ten = 0,twenty= 0;for (int i = 0; i < b