Problems
Divine Tree One day Thor gave Nabil Bin Masterchief a rooted tree consisting of n vertices. Unfortunately, Durin... |
Taju Kage Bunshin No Jutsu Naruto Uzumaki is one of the strongest ninja of RUET (Rasengan University of Ebisu and Tobi), posses... |
Groot's Mission The Avengers team sent Groot and Rocket in a reconnaissance mission at RUET. However, Rocket got bus... |
Happy Spell "Let me give you a clue. The happiest man on Earth would look into the mirror and see only himself, ... |
Joker Batman has come to visit RUET. All on a sudden Ironman has landed in front of Low CG Chottor. "Oh, t... |
Tragedy of TAMA A tangent to a circle is a line in the plane of a circle which intersects the circle in exactly one ... |
Thor vs Superman vs Goku One of the biggest arguments between comic and anime fans is the topic of Superman vs Goku. Another ... |
La Casa De POI "You are being watched. The government has a secret system: a machine that spies on you every hour o... |
Tyrion's Choice "One stone crumbles and another takes its place and the temple holds its form for a thousand years o... |
Diary of Tom Riddle As you know, the greatest combat between Quentin Coldwater and Julius Novachrono is going to take pl... |
Trust me, this is stopper! Do you know Doctor Strange from Marvel? He thought he was the master of time. But one day he came to... |
A Tribute to Amelia We all know about Amelia Earhart, the famous American aviator. She was the first female pilot to do ... 
Moderate
12/16/50 |
Equal Values You have an array containing N elements. In one move you can either increase or decrease the value o...
Moderate
34/50/174 |
Battle in Byteland There will be a gaming competition in Byteland, the winner will get a pair of shoes. With these shoe...
Moderate
28/37/76 |
GCD Plus LCM In this problem you will be given two integers a, b. You have to answer if GCD(a,b)+LCM(a,b)=a+b is ... |
Lui and Dengue Lui is in Dhaka head office now. You all know Lui, a mosquito and a TV celebrity. He is trying to sp... |
Match Me If You Can Your friend Bela is a clever girl and she always outsmarts you some how. So this time you want to ou...
Moderate
16/22/78 |
2 Length Shortest Path Dengue is all across the nation and blood donation is an immediate need now-a-days. Dr. Bari runs a ...
Moderate
43/50/112 |
Cookie Monster and Healthy Diet Today, Cookie Monster is taking time from his busy schedule to answer fan mail. The first letter ask...
Moderate
93/146/397 |
String in a Grid 2 Prof. Bari loves to play with string. He is also very skilled in drawing. One day he was drawing a g... |
Divisor Difference If you have solved the previous problem, the problem setter is congratulating you. Now focus on your...
Very Easy
158/226/597 |
Inscribed Square and Triangle Observe the following drawing: You’re given the area of the circle centered at L as in the image an... |
Multiplicative Persistence Multiplicative persistence proposes that any number can be expressed as a single digit number by mul...
Easy
81/96/241 |
What Is the Time? Rihan has an analog clock with no numbers 1,2,...,12, or any indicator that can tell what the time i...
Moderate
15/46/59 |
Shape of Quadrilateral Atcoder is a name of famous online judge. Here lhe problem statement is described briefly. This prob...
Moderate
73/93/183 |
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
