Mina and RajuEveryone know about Mina & Raju. They are siblings as well as good friend. The friend-circle of ...
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PasswordsAlice wants to extract some passwords from a random string. A password can have any number of charac...
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Game of PalindromesIn a popular computer game, Game of Palindromes also known as GOP there is a city called Palindesh. ...
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Hardest Problem EverProf.Dr.DP is very famous professor. He is expert (actually legendary grandmaster) in Dynamic Progra...
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Unique ReliefThanos has now figured out how to visit all the houses in the flood-affected area. However, now he h...
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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 am...
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Rainy DayYou have to complete N tasks tomorrow, where each task can last for any number of minutes. Each task...
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Assigning WorkstationsPenelope is part of the admin team of the newly built supercomputer. Her job is to assign work-stati...
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Convert String Into PalindromeA palindrome is a word, number, phrase, or other sequence of characters which reads the same backwar...
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Déjà VuThor, the Thunder God is fighting a horde of monsters in a cave. The cave is so narrow that it can b...
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Interesting Pile GameTurja and Akash are playing an interesting game. Initially a pile of N stones is given to them. Each...
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EkupaiHacker robot Ekupai is trying to hack a supercomputer. He needs a cheat code X to hack this computer...
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Paranoid TradingYou have been newly appointed as the accountant of Michael Corleone - the famous mafia boss. Your ta...
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Fantastic FoodAs we all know that Alice and Bob just landed in Fantastic World and are going to stay for the next ...
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Demonic SubsetLets not waste your time with long tiring problem statement and just go straight to the point. You a... |
Train HijackYou and your friend Daneliya Tuleshova are planning to hijack a train. Your friend will go inside a...
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Ne-Zu-Ko Chaaaaaaaaaaaaan!Tanjiro and his sister Nezuko live in a village that is shaped like a circle with a radius R. There&...
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String Is Not That EasyLet's consider a string S which is obtained by concatenating the non-negative integers from 0 to...
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Super Mario BrosEvery kid loves to play Super Mario Bros. Mario moveু forward and collects coins in a stage. Stages ...
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Permutations and DivisorsLet P be a permutation of length n where each value from 1 to n occurs exactly once. A subsequence o...
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