The Assignment
Bolt is working at a prominent company called Icefire. He has been given a task for evaluation. The ...
Substring Search
You are given n strings s1​,s2​,s3​,…,sn​ and should process m queries. Each query is described by f...
How Hasinur Met His Girlfriends
Hasinur’s love interest is always curious about different strings and their properties. He wants to ...
Distinctness
A substring of string S is another string S' which occurs in string S. For example: S = aaba and one...
Smallest Subarray
You are given an array A of N integers A1, A2, A3, ..., AN . If we select two indices (1 ≤ i ≤ j ≤ N...
Sofdor Ali and Bracket Sequence
Sofdor Ali has invented a new game. He asked his assistant Jong Bahadur ( who happens to be a monkey...
The Story of Stringland
The king of Stringland is employing an elite force of undercover agents to protect the kingdom from ...
Simple As a Substring!
Many years have passed after Simba's death. The jungle has a new lion cub born just a few hours ago....
Unique Substrings Query
You will be given a string s of length n. Consider substring s[i,n] (where i is the starting positio...
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