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题目描述 对于一个长度问n的数组A，设第i个元素为Ai（0≤i 3 5 7 5 样例输出 1 hint 思路 逆向思考，总数减去不满足条件的数量。 既然 x+y+z using namespace std; const int maxm = 1 阅读全文
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T1 题意 "花盆" 给出n个点的坐标，以及时间差d。求区间内y坐标的最大值与最小值差大于等于d 的最小x轴区间长度。 (n=l1)满足条件的最小右端点为r2。 则： r2 =r1, 否则端点l1满足条件的最小右端点为r2，矛盾。 故: r具有单调性。 』 因此可在对n个点按x排序之后，枚举左端点， 阅读全文
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题目描述 You are supposed to play the rock paper scissors game. There are N players including you. This game consists of multiple rounds. While the rounds 阅读全文
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题目描述 The Super League of Paragons and Champions (SLPC) has been monitoring a plot by a corrupt politician to steal an election. In the past week, the 阅读全文