HDU 1394 Minimum Inversion Number(线段树 或 树状数组)
题目大意:给出从 0 到 n-1 的整数序列,A0,A1,A2...An-1。可将该序列的前m( 0 <= m < n )个数移到后面去,组成其他的序列,例如当 m=2 时,得到序列 A2,A3...An-1,A0,A1 。我们定义逆序对<Ai,Aj>满足 i < j ...
Educational Codeforces Round 3 E. Minimum spanning tree for each edge LCA/(树链剖分+数据结构) + MST
E. Minimum spanning tree for each edge Connected undirected weighted graph without self-loops and multiple edges is given. Graph contains n vertices a...
Leetcode Minimum Path Sum
Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right which minimizes the sum of all numbers along its path.N...
154. Find Minimum in Rotated Sorted Array II
Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand. (i.e., [0,1,2,4,5,6,7] might become [4,5,6,7,0,1,2]). F...
154. Find Minimum in Rotated Sorted Array II
问题描述: Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand. (i.e., [0,1,2,4,5,6,7] might become [4,5...
154. Find Minimum in Rotated Sorted Array II(js)
154. Find Minimum in Rotated Sorted Array II Suppose an array sorted in ascending order is rotated at some pivot unknown to you beforehand. (i.e., [0...
leetcode 153. Find Minimum in Rotated Sorted Array 、154. Find Minimum in Rotated Sorted Array II 、33. Search in Rotated Sorted Array 、81. Search in Rotated Sorted Array II 、704. Binary Search
这4个题都是针对旋转的排序数组。其中153、154是在旋转的排序数组中找最小值,33、81是在旋转的排序数组中找一个固定的值。且153和33都是没有重复数值的数组,154、81都是针对各自问题的版本1增加了有重复数值的限制条件。 153、154都需要考虑是否旋转成和原数组一样的情况,特别的,154题...
【刷题-LeetCode】209. Minimum Size Subarray Sum
Minimum Size Subarray SumGiven an array of n positive integers and a positive integer s, find the minimal length of a contiguous subarray of which the...
题解:UVA10791 Minimum Sum LCM
原题题目大意输入整数\(n(1\le n<2^{31})\) ,求至少两个正整数,是它们的最小公倍数为$ n$,且这些整数的和最小。输出最小的和。有多组测试输入,以\(0\)结束。题解首先,我们把问题简化:输入正整数\(n\),求几个正整数(可以是一个),是它们的最小公倍数为\(n\),且这些...
LeetCode 1000. Minimum Cost to Merge Stones
原题链接在这里:https://leetcode.com/problems/minimum-cost-to-merge-stones/题目:There are N piles of stones arranged in a row. The i-th pile has stones[i] ston...
Leetcode: Minimum Genetic Mutation
A gene string can be represented by an 8-character long string, with choices from "A", "C", "G", "T".Suppose we need to investigate about a mutation (...
【LeetCode】433. Minimum Genetic Mutation 解题报告(Python & C++)
作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/目录题目描述题目大意解题方法日期题目地址: https://leetcode.com/problems/minimum-genetic-mutation/description/题目描述A ...
[LeetCode] Minimum Genetic Mutation 最小基因变化
A gene string can be represented by an 8-character long string, with choices from "A", "C", "G", "T".Suppose we need to investigate about a mutation (...
[leetcode]Find Minimum in Rotated Sorted Array II @ Python
原题地址:https://oj.leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii/解题思路:这道题和上一道题的区别是,数组中可能有相同的数。那么,分下列几种情况:代码:class Solution: # @param n...
uva 10560 - Minimum Weight(数论)
题目连接:uva 10560 - Minimum Weight题目大意:给出n,问说至少须要多少个不同重量的砝码才干称量1~n德重量,给出所选的砝码重量,而且给出k,表示有k个重量须要用上述所选的砝码測量。解题思路:重量为1的砝码肯定要选,它能够表示到1的重量,那么下一个砝码的重量肯定选择3(2∗1...
Find Minimum in Rotated Sorted Array leetcode java
题目:Suppose a sorted array is rotated at some pivot unknown to you beforehand.(i.e., 0 1 2 4 5 6 7 might become 4 5 6 7 0 1 2).Find the minimum element...
如何覆盖Firefox中的minimum-font-size?
My site displays just like in need in IE and Opera, but in Firefox I can't get (via CSS) to have font sizes smaller than Firefox' default minimum-font...
RMQ(Range Minimum/Maximum Query)问题:
RMQ问题是求给定区间中的最值问题。当然,最简单的算法是O(n)的,但是对于查询次数很多(设置多大100万次),O(n)的算法效率不够。可以用线段树将算法优化到O(logn)(在线段树中保存线段的最值)。不过,Sparse_Table算法才是最好的:它可以在O(nlogn)的预处理以后实现O(1...
[Leetcode] The minimum depth of binary tree二叉树的最小深度
Given a binary tree, find its minimum depth.The minimum depth is the number of nodes along the shortest path from the root node down to the nearest le...
Leetcode之动态规划(DP)专题-详解983. 最低票价(Minimum Cost For Tickets)
Leetcode之动态规划(DP)专题-983. 最低票价(Minimum Cost For Tickets)在一个火车旅行很受欢迎的国度,你提前一年计划了一些火车旅行。在接下来的一年里,你要旅行的日子将以一个名为 days 的数组给出。每一项是一个从 1 到 365 的整数。火车票有三种不同的销售...