Ad-hoc Problems
Is This a Give-Away? Once there lived an ancient mage named Farabi. He could always give perfect weather forecast. He nev... |
Itsy's Magic Cards Itsy needs your help with her magic cards. Her magic cards grant her special spider-witch powers. Un... |
Jigsaw Puzzle The class teacher of class 7 gave all the students an assignment. The assignment was to solve a “Jig... |
Jontrona! Isfan vai is on high demand nowadays. You know why, right? However, his best friend is somewhat disa... |
Judging Troubles The NWERC organisers have decided that they want toimprove the automatic grading of the submissions ... |
Justified Text Given a long string of text, you will have to print it following these rules: Replace all consecuti... |
Kingdom of Crisis Continues The economic crisis continues in our beloved kingdom. The king has asked the data scientists to coll... |
Let's Be an Anagrammatist Do you know what is an anagram? An anagram is a rearrangement of letters of one word to form another... |
Let's Permute The String Mr. Alex is one of the best programmer in your university. He is very interested in string. So, Mr. ... |
Let's See! There is a math wizard in the University of Mathcraft. In the inter-university problem-solving conte... |
Lexicographical Smallest String There is a string $s$ of length $n$ containing lowercase letters and an integer $k$. Among the lette... |
Life of Decimals Given any circle, if you divide the circumference of that circle with its diameter, you would always... |
Little Subarray Sum Given an array of N numbers and two indices, determine the sum of the numbers in the array between (... |
Love Letters! Lately Fahim is getting a lot of love letters. A LOT of love letters. Since he is confused about whi... |
LU_CONTESTANTS Everyone knows about the popular coding website " codeforces.com ". It is a rating based programming... |
Mad Engineer Aksir Can you imagine? Mad Engineer Aksir finally got the job. His job is to set up toggle switch for a se... |
Magic Moments You are going to a village by bus. You need k hours to do an important task while your bus journey w... |
Make It Big! You are given a number N (10 ≤ N ≤ 2×109). You have to perform exactly two swap operation. You can c... |
Make More Money You, the great businessman of TEUB, arrived at ESC land which consists of N cities numbered from 1 t... |
Matching Brackets You will be given a sequence of opening and closing brackets of different types ((, ), [, ], {, and ... |
Maze Ball Game Your friend Yulianna Karaulova, likes to play maze ball game. You are going make a DIY project to bu... |
Mental Change Anjan was feeling low for nearly a couple of months. To improve his condition, he decided to track h... |
Metro Rail Blocks The city of Dhaka is experiencing the construction of metro rails. Imagine one such metro rail spans... |
MEXimum Let’s get straight to the point. You are given a tree. In the tree, each node u has a number au ass... |
Mines The game of mines is a tricky one. You start with a grid and you click your way through the cells to... |
Other Categories
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
