ChikonguniaChikongunia is an epidemic in Dhaka right now. Many people are affected by this. But the problem is,...

PalindromistProf. Ying Zang has an affinity for symmetric objects. Perhaps that is why she loves palindromes. So...

Is It A Square?Shikamaru is the most brilliant student of his class. He is very good at Mathematics. Mr. Asuma is t...

Match the RangeWell, I will not waste your time and go straight to the problem. You are given an array A of numbers...

Game of PalindromesIn a popular computer game, Game of Palindromes also known as GOP there is a city called Palindesh. ... 
Unique Substrings QueryYou will be given a string s of length n. Consider substring s[i, n] (where i is the starting positi...

Palindrome Query IYou are given a string of length L. You have Q queries. In each query, you will be asked to either u...

The Story of StringlandThe king of Stringland is employing an elite force of undercover agents to protect the kingdom from ...

Palindromic Naming ConventionIn Strangeland, people name their child in a cute way. I'm sure you already know the way by the prob...

Isomorphic GraphYou are given two connected graphs G1G_1G1 and G2G_2G2. Both of the graphs have NNN vertices and N...

Freezing TreesWe heard you like trees. But this problem has no relation to trees being frozen. :D You are given a ...

Wavio PalindromePalindrome is a string which reads the same from both right to left and left to right. Formally, a s...

WatercolorBob is the owner of a shop named "Color Maker". He has 256 types of watercolor in his shop...

Photo MatchingYou’ll be given two matrix M1 and M2 and another integer K. The size of both M1 and M2 are N*N and e...

Naming ConventionTony works in a multinational technology company named Voogle LLC. The employees of Voogle follow ce...

Vox PopuliAsfia's daughter just turned 5. She is looking for a school to get her admitted. Like every other pa...

Race in DomKiThere is a kingdom called DomKi. DomKi has N city and N1 twoway road. Each city is numbered with 1...

EPPalindromesYou will be given an array of integers AAA. You have to count the number of subarrays\textbf{subarra...

Fabby and Her Wedding DressYou all remember Fabby, the princess of Byteland. People of Byteland are waiting for the biggest cel...

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