洛谷 P3902 递增 洛谷传送门 JDOJ 2157: Increasing JDOJ传送门 Description 数列A1,A2,--,AN,修改最少的数字,使得数列严格单调递增. Input 第1 行,1 个整数N 第2 行,N 个整数A1,A2,--,AN Output 1 个整数,表示最少修改的数字 Sample Input 3 1 3 2 Sample Output 1 HINT • 对于50% 的数据,N <= 103 • 对于100% 的数据,1 <= N <= 105…

Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the function should: Return true if there exists i, j, k such that arr[i] < arr[j] < arr[k] given 0 ≤ i < j < k ≤ n-1 else return…

Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, right, up or down. You may NOT move diagonally or move outside of the boundary (i.e. wrap-around is not allowed). E…

Given an unsorted array of integers, find the length of longest increasing subsequence. For example, Given [10, 9, 2, 5, 3, 7, 101, 18], The longest increasing subsequence is [2, 3, 7, 101], therefore the length is 4. Note that there may be more than…

error: unable to rewind rpc post data - try increasing http.postBuffererror: RPC failed; curl 56 Recv failure: Connection was abortedfatal: The remote end hung up unexpectedly 当使用git 一次提交的数据过大时,会出现以上错误,按照提示我们增大postBuffer git config --global http.post…

1. Description Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the function should: Return true if there exists i, j, k such that arr[i] < arr[j] < arr[k] given 0 ≤ i < j < k ≤…

Longest Increasing Subsequence(LIS) 一个美丽的名字 非常经典的线性结构dp [朴素]:O(n^2) d(i)=max{0,d(j) :j<i&&a[j]<a[i]}+1 直接两个for [二分查找优化]:O(n^2) g(i):d值为i的最小的a  每次更新然后lower_bound即可 ［大于等于］ lower_boundReturn iterator to lower bound Returns an iterator pointing…

Given a sequence of integers, find the longest increasing subsequence (LIS). You code should return the length of the LIS. Have you met this question in a real interview?     Example For [5, 4, 1, 2, 3], the LIS  is [1, 2, 3], return 3 For [4, 2, 4,…

Given a sequence of integers, find the longest increasing subsequence (LIS). You code should return the length of the LIS. Example For [5, 4, 1, 2, 3], the LIS  is [1, 2, 3], return 3 For [4, 2, 4, 5, 3, 7], the LIS is [4, 4, 5, 7], return 4 Challeng…

Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, right, up or down. You may NOT move diagonally or move outside of the boundary (i.e. wrap-around is not allowed). E…

题目 Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, right, up or down. You may NOT move diagonally or move outside of the boundary (i.e. wrap-around is not allowed)…

传送门:BNUOJ 52325 Increasing or Decreasing题意:求[l,r]非递增和非递减序列的个数思路:数位dp,dp[pos][pre][status] pos:处理到第几位 pre:前一位是什么 status:是否有前导零 递增递减差不多思路,不过他们计算的过程中像5555,444 这样的重复串会多算,所以要剪掉.个数是(pos-1)*9+digit[最高位],比如一位重复子串是:1,2,3,4...9,9个,二位重复子串:11,22,33,44,...,99,9个:…

Given an unsorted array of integers, find the length of longest increasing subsequence. For example,Given [10, 9, 2, 5, 3, 7, 101, 18],The longest increasing subsequence is [2, 3, 7, 101], therefore the length is 4. Note that there may be more than o…

Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, right, up or down. You may NOT move diagonally or move outside of the boundary (i.e. wrap-around is not allowed). E…

Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the function should: Return true if there exists i, j, k such that arr[i] < arr[j] < arr[k] given 0 ≤ i < j < k ≤ n-1 else return…

http://www.lydsy.com/JudgeOnline/problem.php?id=2157 题解:裸lct不解释.. #include <bits/stdc++.h> using namespace std; struct node *null; struct node { node *c[2], *f; bool flag, rev, tag; int k, sum, mx, mn; bool d() { return f->c[1]==this; } void setc…

Give an integer array,find the longest increasing continuous subsequence in this array. An increasing continuous subsequence: Can be from right to left or from left to right. Indices of the integers in the subsequence should be continuous. Notice O(n…

09-Dec-2016 10:57:49.150 WARNING [localhost-startStop-1] org.apache.catalina.webresources.Cache.getResource Unable to add the resource at [/WEB-INF/classes/struts/PersonnelActio n.xml] to the cache because there was insufficient free space available…

tomcat重启后报以下错误: 09-Dec-2016 10:57:49.150 WARNING [localhost-startStop-1] org.apache.catalina.webresources.Cache.getResource Unable to add the resource at [/WEB-INF/classes/struts/PersonnelActio n.xml] to the cache because there was insufficient free…

Longest Increasing Subsequence Given an unsorted array of integers, find the length of longest increasing subsequence. For example,Given [10, 9, 2, 5, 3, 7, 101, 18],The longest increasing subsequence is [2, 3, 7, 101], therefore the length is 4. Not…

Description: Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the function should: Return true if there exists i, j, k such that arr[i] < arr[j] < arr[k] given 0 ≤ i < j < k ≤ n-…

最长上升公共子序列(Longest Increasing Common Subsequence,LICS)也是经典DP问题,是LCS与LIS的混合. Problem 求数列 a[1..n], b[1..m]的LICS的长度, a[], b[]数组的元素均为正整数. Solution 考虑如何定义DP状态,定义DP状态就是定义所谓的最优子问题(optimal subproblem),而DP状态要能转移,就是所谓最优子问题要具有重叠子结构. 将DP状态定义为 DP[i][j]:a[1..i], b[…

传送门 The task is to find the length of the longest subsequence in a given array of integers such that all elements of the subsequence are sorted in ascending order. For example, the length of the LIS for { 15, 27, 14, 38, 26, 55, 46, 65, 85 } is 6 and…

OJ Problem Set - 3745 Salary Increasing Time Limit: 2 Seconds      Memory Limit: 65536 KB Edward has established a company with n staffs. He is such a kind man that he did Q times salary increasing for his staffs. Each salary increasing was described…

题目传送门 题意:LCIS(Longest Common Increasing Subsequence) 最长公共上升子序列 分析:a[i] != b[j]: dp[i][j] = dp[i-1][j]; a[i]==b[j]:  dp[j]=max(dp[j],dp[k]); (1<=k<j&&b[k]<b[j]) 打印路径时按照b[i]来输出 收获:理解不是很深入,推荐资料: 最长公共上升子序列(LCIS)的O(n^2)算法 最长公共上升子序列的另一个O(mn)的算法…

原题链接在这里:https://leetcode.com/problems/longest-increasing-path-in-a-matrix/ Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, right, up or down. You may NOT move diag…

Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the function should: Return true if there exists i, j, k such that arr[i] < arr[j] < arr[k] given 0 ≤ i < j < k ≤ n-1 else return…

E. Restoring Increasing Sequence time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Peter wrote on the board a strictly increasing sequence of positive integers a1, a2, ..., an. Then Vasil rep…

http://acm.hdu.edu.cn/showproblem.php?pid=2157 求A到B经过K个点的方案数 http://www.matrix67.com/blog/archives/276  这里面的经典问题8 存图的邻接矩阵自乘k次,得到的新矩阵A行B列就是答案 #include <iostream> #include <cstdio> #include <cstring> using namespace std ; #define Matr 105…

Given an unsorted array return whether an increasing subsequence of length 3 exists or not in the array. Formally the function should: Return true if there exists i, j, k such that arr[i] < arr[j] < arr[k] given 0 ≤ i < j < k ≤ n-1 else return…