Neat Brackets Given a sequence of opening and closing parentheses ("(" and ")") you will have to determine if it i... |

ASCII Progress Bar In this problem, you need to write a code that prints an ASCII progress bar. In each test case, you ... |

Caesar Cipher Byang wants to write a secret message to his friend. He has recently discovered Caesar Cipher. Caesa... |

Goat Research Goats are interesting creatures. They are incredibly durable and can fall from great heights, be str... |

ICPC Is Coming in Hot! Tanmoy is an ACM ICPC contestant. During practice he came across a problem named ‘OWLLEN’. He has ha... |

BPL Mubarak! Bangladesh Premier League is in Sylhet for the first time. Today's match is Sylhet Sixers vs the Dha... |

Cash Change You have an unlimited number of cash notes of the following denominations: 1, 5, 10, 50, 100, 500. G... |

Test Cases Byang's friend is building a sport programming platform and needs your help with one of the modules.... |

Matching Brackets You will be given a sequence of opening and closing brackets of different types ((, ), [, ], {, and ... |

Little Subarray Sum Given an array of N numbers and two indices, determine the sum of the numbers in the array between (... |

Pascal's Triangle Given an integer N, print the sum of the Nth row of the Pascal's triangle. In mathematics, Pascal's ... |

Grid'y Rotations Consider an M×N grid of numbers and then a series of (r,c) pairs. Each (r,c) pair corresponds to a p... |

Alayna's Adventure Journey Alayna recently went on her first adventure journey to Dumbulla Safari Park. She enjoyed the bumpy r... |

Incompatible Crops Did you know that certain crops cannot grow next to each other? Given the layout of a field as a gri... |

Mines The game of mines is a tricky one. You start with a grid and you click your way through the cells to... |

Tidy Bits Read an integer variable, and determine the smallest positive integer that has the same number of 1s... |

Identify the Level Amin and Belal are two friends. Both have good knowledge about graph and tree in data structure part... |

Nusrat's Treat We all know how much Nusrat loves chocolate! She gets a lot of chocolate from her friends and family... |

Alice and the Chessboard It's Sunday afternoon, and Alice is in her room trying to figure out the rules of the game called Ch... |

Old Magic! You: Guess an integer number, but don't tell me. Your friend: Okay! You: Now multiply it by 3. Your ... |

I Did Not Do the Assignment Professor Petr is very angry over some of his students now-a-days for not doing assignment. He wants... |

The Boat Filled With Love You know a large part of our country is under water. The flood affected those areas immensely. Affec... |

What's Your ID? You must have heard the name of Metropolitan University. As soon as a student gets admitted there, t... |

CGPA, the Golden Egg! Jenith is a student of CSE of Metropolitan University (MU). Recently her fifth term’s result has bee... |

Love Letters! Lately Fahim is getting a lot of love letters. A LOT of love letters. Since he is confused about whi... |

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

Toph uses cookies. By continuing you agree to our Cookie Policy.