Given an array of integers nums and a positive integer k, find whether it's possible to divide this array into k non-empty subsets whose sums are all equal. Example 1: Input: nums = [4, 3, 2, 3, 5, 2, 1], k = 4 Output: True Explanation: It's possible…
CF1249F Maximum Weight Subset 洛谷评测传送门 题目描述 You are given a tree, which consists of nn vertices. Recall that a tree is a connected undirected graph without cycles. Example of a tree.Vertices are numbered from 11 to nn . All vertices have weights, the…
E - The Values You Can Make Description Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price of the chocolate is k, so Pari will take a subset of her coins with sum equal to k and give it to…
E - The Values You Can Make Description Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price of the chocolate is k, so Pari will take a subset of her coins with sum equal to k and give it to…
C - NP-Hard Problem Crawling in process... Crawling failed Time Limit:2000MS Memory Limit:262144KB 64bit IO Format:%I64d & %I64u Description Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci…
C. The Values You Can Make time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price…
E. The Values You Can Make Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price of the chocolate is k, so Pari will take a subset of her coins with sum equal to k and give it to Arya. Lo…
题目链接: 题目 E. The Values You Can Make time limit per test:2 seconds memory limit per test:256 megabytes 问题描述 Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price of the chocolate is k, so Pari…
C. Do you want a date? time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Leha decided to move to a quiet town Vičkopolis, because he was tired by living in Bankopolis. Upon arrival he immedi…
这题很难,这几天一直在想这题,最后看了汝佳大哥的代码才明白.贴上代码 // UVa1354 Mobile Computing // Rujia Liu #include<cstdio> #include<cstring> #include<vector> using namespace std; struct Tree { double L, R; // distance from the root to the leftmost/rightmost point Tre…
C. The Values You Can Make time limit per test:2 seconds memory limit per test:256 megabytes input:standard input output:standard output Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price…
A. Straight «A» time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Noora is a student of one famous high school. It's her final year in school — she is going to study in university next year.…
C. Do you want a date? 2 seconds 256 megabytes Leha decided to move to a quiet town Vičkopolis, because he was tired by living in Bankopolis. Upon arrival he immediately began to expand his network of hacked computers. During the week Leha manage…
Complexity Class Computational problem Decision Problems Model of computation Time-complexity classes Space-complexity classes P, NP, co-NP, NPC, NP-hard P NP co-NP NPC NP-hard Euler图 Reference 用计算机解决问题时,我们总希望算法足够快,因为任何时候资源都是相对不足的,特别是时间资源. P vs NP是信息…
C. Do you want a date? time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Leha decided to move to a quiet town Vičkopolis, because he was tired by living in Bankopolis. Upon arrival he imme…
A. Straight «A» time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Noora is a student of one famous high school. It's her final year in school — she is going to study in university next year.…
题目链接: E. The Values You Can Make time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The…
C. Do you want a date? time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Leha decided to move to a quiet town Vičkopolis, because he was tired by living in Bankopolis. Upon arrival he immedi…
time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Pari wants to buy an expensive chocolate from Arya. She has n coins, the value of the i-th coin is ci. The price of the chocolate is k, so P…
Linear basis is a relatively easy to learn but may not be useful algorithm. Below are two blogs that I think are better. Linear-based talk Detailed Explanation of Linear Base The complexity of the linear basis is very good, if it is inserted normally…
Given a non-empty array containing only positive integers, find if the array can be partitioned into two subsets such that the sum of elements in both subsets is equal. Note: Both the array size and each of the array element will not exceed 100. Exam…