The Game Is Back OnMoriarty is bored again. When he gets bored, the only thing he w...

Game of PalindromesIn a popular computer game, Game of Palindromes also known as GO... 
Counting MurgisEver since that wicked thief took away some of her murgis (hens,...

Compute the CombinationLet P = C(N,0)  C(N,1) + C(N,2)  C(N,3) + … + C(N,N); where C(...

How Many Paths?You are at the top left corner[position (1,1)] of a **R X C ** g...

String PlayMilo has a string S of length L. Tutu picks a random prefix and ... 
Sofdor Ali's RestaurantOne of Sofdor Ali’s greatest accomplishment was his Biriyani res...

Sofdor Ali and RadioactivitySofdor Ali is the craziest and clumsiest scientist in Bangladesh...

Magician's Offer!Rosi Vidmun is a greedy landlord who likes to grab as much land ...

Third DimensionMr. J wants to learn about combinatorics. He started reading a b...

Obligatory IDPC ProblemThere are n people busy with arranging the upcoming Inter Depart...

Mr. Ant and His ProblemMr. Ant has 3 boxes and the infinite number of marbles. Now he w...

Bad NeighborsIn the strange neighborhood of Nocu, a lot of people lives prett...

Meera and Solo ChocolatesMeera bought candies from the store. She is now going to distrib...

Bad Neighbors 2As some of you already know, Nocu City has a history of having b... 
Subset of SequencesYou will be given a set of sequences. Each sequence is a list of...

Secret MeetingThe world is terrified by Pandas! After a miraculous chemical ex...

Counting is Difficult 2East West University Computer Programming Club (EWUCoPC) is arra...

Trivial SummationThe problem statement is so small. Give you four integers r, a, ...

Harry Potter and the Vault of Gringotts“There was a breakin of Gringotts Wizarding Bank on 1 May, 1998...

XOR MasterImam has been participating in online programming contests for y... 
Kth DuoPalindromeAlice likes playing with Palindromes (strings that read the same... 
Easy Peasy Subset SumLittle Oishee loves to watch TV. But her mother, who is a math t...

Little T2 and Dead CatsThe planet earth has become peaceful again because all the cats ...

This is Too Hard ☹Many many years ago there was a small country . And all the peop...

Mag the Mighty KaidulThe winter is about to come. Mag the Mighty Kaidul is waiting fo... 
Bad CookMr. Meme has recently moved to a foreign country named “Glorylan...

Bignum Arithmetic

Fast Fourier Transform

Number Theory

Probability & Statistics
