Palindromic Naming ConventionIn Strangeland, people name their child in a cute way. I'm sure you already know the way by the prob...
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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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Isomorphic GraphYou are given two connected graphs G1G_1G1 and G2G_2G2. Both of the graphs have NNN vertices and N...
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Better PasswordsByang is creating an account on Toph. He needs your help to create a strong password. Byang will giv...
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Game of PalindromesIn a popular computer game, Game of Palindromes also known as GOP there is a city called Palindesh. ... |
Genius Needs HelpYou all know Emrul bhai, right? He is a genius guy. He knows how to add two integer numbers and so d...
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K-StringWe will call a string K-String if it consists of K distinct characters. For example, if K is 3 then ...
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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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Living on a PrayerTommy is an unlucky guy who used to work on the docks. He and his wife Gina are not financially stab...
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Problem in the PrinterShamim bought a second-hand printer. However, there was a fault in that printer. The printer is prin...
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Version CheckerJava Development Kit (JDK) installer for Mac OS X has a bug: Can you spot it? Notice how Java is ch...
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DistinctnessA substring of string S is another string S' which occurs in string S. For example: S = aaba and one...
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New Year CoupleThe new year 2017 is here. To celebrate the 31st night, Mr Rio has thrown a big party at his house. ...
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#HashtagGiving Hashtag in Social Network is very popular now a day. But Poltu is very new in Social Network....
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Reverse ManMonu mia is a reverse man! Never heard of reverse man? It means if you ask him to write something in...
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Formatted NumbersRead an integer variable and print it in which the digits are separated into groups of three by comm...
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Is PalindromeGiven a word, print Yes\texttt{Yes}Yes if it is a palindrome, otherwise No\texttt{No}No. A palindrom...
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Is AnagramAn anagram is a word formed by rearranging the letters of another word. The words "listen"...
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Who Is the Organizer?In Sylhet Engineering College a lots of events take place. Some events are oraganized by a single or...
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Konami CodeThe Konami code is a sequence of key/button presses that is implemented in many video games to unloc...
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Remove DuplicatesThe problem is so simple. You are given a string and you have to remove all duplicate characters fro...
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Match the SubstringString Matching is an important problem in computer science research and finds applications in data ...
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Rename the BooksEverything is short in the Short Land. People use short words when talking to each other or writing ...
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Love LetterMr. A has finally found the love of his life. Being a love expert Mr. P has given Mr. A an idea to w...
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Penguins of MadagascarOne day the penguins of Madagascar found a string S... Wait... Wait. Actually the setter of the prob...
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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
