数字在排序数组中出现的次数 牛客网 剑指Offer 题目描述 统计一个数字在排序数组中出现的次数. class Solution: def GetNumberOfK(self, data, k): if data == None or data == []: return 0 if len(data) == 1 and k!=data[0]: return 0 lenA = len(data) count = 0 if data[lenA/2] > k: return self.GetNumbe
最小的K个数 牛客网 剑指Offer 题目描述 输入n个整数,找出其中最小的K个数.例如输入4,5,1,6,2,7,3,8这8个数字,则最小的4个数字是1,2,3,4,. class Solution: #run:33ms memory:5732k def GetLeastNumbers_Solution(self, tinput, k): if tinput == None or len(tinput) < k or len(tinput) <= 0 or k <=0: return
第K个数 牛客网 程序员面试金典 C++ Python 题目描述 有一些数的素因子只有3.5.7,请设计一个算法,找出其中的第k个数. 给定一个数int k,请返回第k个数.保证k小于等于100. 测试样例: 3 返回:7 C++ class KthNumber { public: //run:3ms memory:504k int findKth(int k){ vector<int> res(k+1,0); res[0] = 1; int t3 = 0; int t5 = 0; int t
4989: [Usaco2017 Feb]Why Did the Cow Cross the Road Time Limit: 10 Sec Memory Limit: 256 MBSubmit: 153 Solved: 70[Submit][Status][Discuss] Description Why did the cow cross the road? We may never know the full reason, but it is certain that Farmer
目录 [并查集缩点+tarjan无向图求桥]Where are you @牛客练习赛32 D PROBLEM SOLUTION CODE [并查集缩点+tarjan无向图求桥]Where are you @牛客练习赛32 D PROBLEM 时空裂隙 SOLUTION 楠神口胡算法我来实现系列 从小到大枚举边权,对于当前的权值,在当前的图找出所有等于该权值的边,把这些边的顶点用其在并查集中的代表元(即fa[x])替换,然后建图,求所建图的桥边.求完之后把每条边的两个顶点合并(缩点),然后枚举下一
链接:https://www.nowcoder.com/acm/contest/147/E 来源:牛客网 题目描述 Niuniu likes to play OSU! We simplify the game OSU to the following problem. Given n and m, there are n clicks. Each click may success or fail. For a continuous success sequence with length X,