Penguins of MadagascarOne day Penguins of Madagascar found a string S …. wait…. wait. Actually the setter of the problem d...

Trust Me , You Can Solve It ;)Nafis Shahriar loves to do codeforces programming contests. He is the first candidate master in code...

Exist or not existYou will be given some numbers. Then there will contain some queries. In every query there will be g...

Be Like HasibHasib, the famous programmer, uses a little game when he teaches Binary Search to his students. He r...

An Obvious Interactive ProblemI pick a number. You guess it. You can guess at most 25 times. For every guess you make, I will tell...

Answer the QueriesGiven an array of N elements, indexed from 0 to N1. Now you are given some queries in the form [L, ...

WatercolorBob is the owner of a shop named “Color Maker”. He has 256 types of watercolor in his shop. The type...

I Scream, You Scream!Meem loves ice cream cones. So much so that she created an ice cream stand to share the joy of ice c...

Complex OperationsYou are given an array A of length N. You have to perform two different types of operations. In the ...

Making Football Teams!!!There are N football teams and each team has positive number of players. You are given Q queries. Q...

Sofdor Ali and Attack OptimizationTuki and Jha is in the middle of an interplanetary war and their base is under drone attack! They ar...

The Multiplayer Action GameHave you played the game Agar.io? According to wikipedia, Agar.io is a massively multiplayer action ...

Spot It!Have you played the game Spot it!? Though there are many ways to play this game, the basic rule is t...

Lucky ShirtMarjokes is a very famous comedy personality in Byteland. He is a poet, a writer, a singer and an ac...

Balanced ReliefThanos just finished his relief work. We all know that Thanos loves balanced things. So he finds som...

BuildingsThere are n buildings in a row. The height of the i’th building is hi. You have ৳k. It is the amount...

Mind Flayer Has Attacked Again!Mind flayer, the shadow monster has attacked the town of Hawkins again. This time, the mind flayer h...

Poltu and Interesting NumberPoltu Loves interesting number. So he wants to find this type of number. The definition of an intere...

Most Difficult Problem EverYou are given a function like below: long long F(int A, int B, int C, long long x) { long long res =...

XOR PartitionNeo has a hidden array A of n integers where 0 ≤ Ai ≤ 109 is satisfied for each i from 1 to n . You ...
