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LeetCode.1170-比较字符串中最小字符的出现频率(Compare Strings by Frequency of the Smallest Char)
这是小川的第 412 次更新,第 444 篇原创 看题和准备 今天介绍的是 LeetCode 算法题中 Easy 级别的第 263 题(顺位题号是 1170 )。在一个非空字符串s上定义一个函数 ,该函数计算 中最小字符的出现频率。例如,如果 ,则 ,因为最小字符为 ,其频率为2。 现在,给定字符串 ...
分类:其他好文   时间:2019-09-23 09:55:24    阅读次数:91
Leetcode-5197 Minimum Absolute Difference(最小绝对差)
1 #define _for(i,a,b) for(int i = (a);i b;i --) 3 #define INF 0x3f3f3f3f 4 #define MOD 1000000007 5 #define pb push_back 6 #define maxn 10003 7 8 clas... ...
分类:其他好文   时间:2019-09-22 12:44:47    阅读次数:92
D2 Equalizing by Division (hard version) &&D1 Equalizing by Division (easy version) (easy version)(Codeforces Round #582 (Div. 3))
The only difference between easy and hard versions is the number of elements in the array. You are given an array aa consisting of nn integers. In one ...
分类:其他好文   时间:2019-09-13 10:22:36    阅读次数:101
164. Maximum Gap
Given an unsorted array, find the maximum difference between the successive elements in its sorted form. Return 0 if the array contains less than 2 el ...
分类:其他好文   时间:2019-09-11 09:25:35    阅读次数:77
2019年个人训练赛第一场-E - Equalizing by Division (hard version)
The only difference between easy and hard versions is the number of elements in the array. You are given an array aa consisting of nn integers. In one ...
分类:其他好文   时间:2019-09-08 19:51:37    阅读次数:76
PAT 1036 Boys vs Girls (25 分)
1036 Boys vs Girls (25 分) 1036 Boys vs Girls (25 分) 1036 Boys vs Girls (25 分) This time you are asked to tell the difference between the lowest grade ...
分类:其他好文   时间:2019-09-03 22:17:02    阅读次数:91
230. Kth Smallest Element in a BST
Given a binary search tree, write a function kthSmallest to find the kth smallest element in it. Note: You may assume k is always valid, 1 ≤ k ≤ BST's ...
分类:其他好文   时间:2019-09-03 11:32:27    阅读次数:70
【leetcode】1170. Compare Strings by Frequency of the Smallest Character
题目如下: Let's define a function f(s) over a non-empty string s, which calculates the frequency of the smallest character in s. For example, if s = "dcce ...
分类:其他好文   时间:2019-08-31 23:28:00    阅读次数:104
PAT 甲级 1036 Boys vs Girls (25 分)(简单题)
1036 Boys vs Girls (25 分) 1036 Boys vs Girls (25 分) 1036 Boys vs Girls (25 分) This time you are asked to tell the difference between the lowest grade ...
分类:其他好文   时间:2019-08-27 21:28:50    阅读次数:120
approximate derivate with difference for a discrete data in matlab
backgound: post processing of VIV goal: to get y' and y'' input data: output: y' vs time, and y'' vs time Matlab code ...
分类:移动开发   时间:2019-08-26 23:12:18    阅读次数:161
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