Greedy Problems
Cash Change You have an unlimited number of cash notes of the following denominations: 1, 5, 10, 50, 100, 500. G... |
Who Ate the Pizza Slices? Misty’s life is very dramatic. No matter how careful she is, some interesting and sometimes unfortun... |
Passwords Alice wants to extract some passwords from a random string. A password can have any number of charac... |
Game of Strings Redoan is very fond of strings. He wants to go on a spree of solving string problems. His own teamma... |
Diagonal Sum Given an N×N size matrix, you have to re-arrange the elements of the matrix in such a way that the d... |
Buildings There are n buildings in a row. The height of the i-th building is hi. You have ৳k. It is the amoun... |
Subset AND You are given an array A of n integers and an integer k. You need to find if there is any non-empty ... |
Angels and Demons You are walking at midnight along a road that has N checkpoints numbered from 1 to N from left to ri... |
Fantastic Food As we all know that Alice and Bob just landed in Fantastic World and are going to stay for the next ... |
Problem Setter Crisis Competitive Programming is very popular in Leading University. There are many great achievements of ... |
Permutations and Divisors Let P be a permutation of length n where each value from 1 to n occurs exactly once. A subsequence o... |
Ekupai Hacker robot Ekupai is trying to hack a supercomputer. He needs a cheat code X to hack this computer... |
Birthday Gifts Today is Luke's birthday. Mr. Phil Dunphy (Luke's father) has thrown a birthday party for him and de... |
Train Hijack You and your friend Daneliya Tuleshova are planning to hijack a train. Your friend will go inside a... |
Darth Vader and 3PO on a Tree! Did you watch Star Wars yet? No? You should in your free time. Now back to Darth Vader and 3PO. Dart... |
Remember-Remainder Zarin is a sadist. She loves to give problems to her close people. Today she gives you an array cons... |
Hardest Problem Ever Prof.Dr.DP is very famous professor. He is expert (actually legendary grandmaster) in Dynamic Progra... |
Lexicographical Smallest String There is a string $s$ of length $n$ containing lowercase letters and an integer $k$. Among the lette... |
Estimation of Techboy Techboy works in a software company. He codes in Node.js and React. Every now and then he has to giv... |
Find the Good Sequence Let's say two numbers are called "good" if their difference is at least 2. Similarly, a sequence is ... |
Find NSUPS Given a string s, find the number of subsequence in s which forms the word "NSUPS". A subsequence is... |
Jontrona of Liakot Liakot, the king of Cox's Bazar, is currently in a dire situation. His own younger sister Ayesha is ... |
Assigning Workstations Penelope is part of the admin team of the newly built supercomputer. Her job is to assign work-stati... |
Dominoes Forever Once when I was little, my father took me to a tobacco shop! It is surprising, but true. He asked th... |
Flow on Tree Mr. Kaboom has recently learned about maximum flow. Now his friend Mr. Taboom gave him this problem.... |
Tags
2Sat, Adhoc, ApolloneasTheorem, Backtracking, BFS, Bignum, BinarySearch, BipartiteMatching, Bitmask, BruteForce, ChineseRemainderTheorem, Combinatorics, ConvexHull, CutVertex, DataStructure, DFS, DigitDP, DisjointSets, DivideAndConquer, DP, Eertree, EulerTour, ExpectedValue, FenwickTree, FFT, Flow, Game, GCD, Geometry, Graph, Greedy, Hashing, HeavyLightDecomposition, Implementation, InclusionExclusion, Interactive, KnuthMorrisPratt, LowestCommonAncestor, Math, Matrix, MatrixExponentiation, MergeSortTree, ModularExponentiation, MOSAlgorithm, MST, NTT, NumberTheory, Parsing, PersistentLiChaoTree, PersistentSegmentTree, PollardRho, PriorityQueue, Probability, Queue, RabinMiller, RangeOrderStatistics, Scheduling, SegmentTree, ShortestPath, Simulation, Sorting, SparseTable, SpragueGrundyTheorem, SqrtDecomposition, Stack, String, StronglyConnectedComponents, SuffixStructure, TernarySearch, Tree, Trie, TwoPointer, WaveletTree
