Fenwick Tree Problems
GCD and Sum Congratulations! You’ve been hired in “Buggy Software Ltd.” And you’ve been already given your first... |
A Super Easy Problem - "Array Query" Let's get into the problem directly without much description this time :D . You are given an array A... |
Going Round in Circles You are given an array of non-negative integers of length n. You have to perform two types of operat... |
Bored?? "Avoid touching your face, particularly your eyes, nose or mouth to prevent the virus from entering ... |
Tree Queries You are given a tree of n vertices. Each vertex contains an integer. Vertex 1 is the root of the tre... |
Another Query on String You are given a string S (of length n) consisting of alphabets only. You need to perform m queries o... |
Easy Prime! There are N numbers in an array. You will have Q queries. In each query, you can make 2 operations. ... |
Straightforward No gossip. In this problem I will just say what to do. Initially, you will be given a bracket sequen... |
MSIS! Do you know what MSIS is? MSIS is the abbreviation for Maximum Sum Increasing Subsequence. It is a s... |
Rivalry Friends Ryo and his girlfriend love to think about challenges. One day his girlfriend gave him a challenge t... |
Ajob Commute II Once again we return to Ajobshohor, the capital city and the heart of Ajobdesh. Ajobshohor’s road sy... |
Crayons Five friends A, B, C, D and E has come to a shop to buy crayons for their art project. They need cra... |
Count the Chaos Imagine, you have an array of integers of size N. At each index of this array is a unique integer fr... |
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