Penguins of MadagascarOne day Penguins of Madagascar found a string S …. wait…. wait. Actually the setter of the problem d...
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Trust Me , You Can Solve It ;-)Nafis Shahriar loves to do codeforces programming contests. He is the first candidate master in code...
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Exist or not existYou will be given some numbers. Then there will contain some queries. In every query there will be g...
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Be Like HasibHasib, the famous programmer, uses a little game when he teaches Binary Search to his students. He r...
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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...
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Answer the QueriesGiven an array of N elements, indexed from 0 to N-1. Now you are given some queries in the form [L, ...
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WatercolorBob is the owner of a shop named “Color Maker”. He has 256 types of watercolor in his shop. The type...
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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...
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Complex OperationsYou are given an array A of length N. You have to perform two different types of operations. In the ...
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Making Football Teams!!!There are N football teams and each team has positive number of players. You are given Q queries. Q...
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Sofdor Ali and Attack OptimizationTuki and Jha is in the middle of an interplanetary war and their base is under drone attack! They ar...
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The Multiplayer Action GameHave you played the game Agar.io? According to wikipedia, Agar.io is a massively multiplayer action ...
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Spot It!Have you played the game Spot it!? Though there are many ways to play this game, the basic rule is t...
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Lucky ShirtMarjokes is a very famous comedy personality in Byteland. He is a poet, a writer, a singer and an ac...
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Balanced ReliefThanos just finished his relief work. We all know that Thanos loves balanced things. So he finds som...
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BuildingsThere are n buildings in a row. The height of the i’th building is hi. You have ৳k. It is the amount...
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Mind Flayer Has Attacked Again!Mind flayer, the shadow monster has attacked the town of Hawkins again. This time, the mind flayer h...
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Poltu and Interesting NumberPoltu Loves interesting number. So he wants to find this type of number. The definition of an intere...
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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 =...
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XOR PartitionNeo has a hidden array A of n integers where 0 ≤ Ai ≤ 109 is satisfied for each i from 1 to n . You ...
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