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leetcode78 Subsets
1 """ 2 Given a set of distinct integers, nums, return all possible subsets (the power set). 3 Note: The solution set must not contain duplicate subse ...
分类:其他好文   时间:2020-02-27 00:43:40    阅读次数:73
LeetCode 57. Insert Interval 插入区间 (C++/Java)
题目: Given a set of non-overlapping intervals, insert a new interval into the intervals (merge if necessary). You may assume that the intervals were in ...
分类:编程语言   时间:2020-02-26 14:13:14    阅读次数:95
Codeforces 1315C Restoring Permutation
You are given a sequence b1,b2,…,bnb1,b2,…,bn . Find the lexicographically minimal permutation a1,a2,…,a2na1,a2,…,a2n such that bi=min(a2i?1,a2i)bi=mi ...
分类:其他好文   时间:2020-02-26 01:36:30    阅读次数:97
D. Three Integers
题目链接:http://codeforces.com/contest/1311/problem/D 题意:有三个数a,b,c,且a<=b<=c。你每次可以选择一个数加1或减1,但不能变为非正数。要求尽可能少的操作完后,使得b%a=0,c%b=0。输出最少操作数,并输出最后的a,b,c。 思路:枚举第 ...
分类:其他好文   时间:2020-02-25 23:12:21    阅读次数:56
leetcode49 Group Anagrams
1 """ 2 Given an array of strings, group anagrams together. 3 Example: 4 Input: ["eat", "tea", "tan", "ate", "nat", "bat"], 5 Output: 6 [ 7 ["ate","ea ...
分类:其他好文   时间:2020-02-25 23:04:37    阅读次数:68
Codeforces Round #624 (Div. 3) D 题
题目链接: "Three Integers" 简要题意: 给出 $a, b, c$ 满足 $a \leq b \leq c$。 你可以随便选择其中一个数,使这个数 $+1$ 或 $ 1$。 假设最后操作完 $a$ 为 $A$,$b$ 为 $B$,$c$ 为 $C$。 你需要使 $A | B$ 且 $ ...
分类:其他好文   时间:2020-02-25 18:12:59    阅读次数:53
1358. Number of Substrings Containing All Three Characters
Given a string s consisting only of characters a, b and c. Return the number of substrings containing at least one occurrence of all these characters  ...
分类:其他好文   时间:2020-02-25 13:10:02    阅读次数:53
1359. Count All Valid Pickup and Delivery Options
Given n orders, each order consist in pickup and delivery services. Count all valid pickup/delivery possible sequences such that delivery(i) is always ...
分类:其他好文   时间:2020-02-25 13:02:43    阅读次数:95
NHibernate 数字类型进行模糊查询
I have a NHibernate search function where I receive integers and want to return results where at least the beginning coincides with the integers, e.g. ...
分类:Web程序   时间:2020-02-25 11:14:17    阅读次数:112
417. Pacific Atlantic Water Flow
Given an m x n matrix of non-negative integers representing the height of each unit cell in a continent, the "Pacific ocean" touches the left and top ...
分类:其他好文   时间:2020-02-25 00:29:46    阅读次数:84
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