FenwickTree Problems

There are N numbers in an array. You will have Q queries. In each query, you can make 2 operations. ...

• By tahmedge
• FenwickTree, NumberTheory, SegmentTree
• Moderate
• 224/303 Solutions
• 1004 Submissions
• uDebug

You are given a string S (of length n) consisting of alphabets only. You need to perform m queries o...

• By emrul_mu
• DataStructure, FenwickTree, SegmentTree
• Moderate
• 52/62 Solutions
• 169 Submissions

Five friends A, B, C, D and E has come to a shop to buy crayons for their art project. They need cra...

• FenwickTree, MOSAlgorithm, SegmentTree
• Moderate
• 13/26 Solutions
• 114 Submissions

Imagine, you have an array of integers of size N. At each index of this array is a unique integer fr...

• By TarifEzaz, backbencher16
• FenwickTree, SegmentTree, Sorting
• Moderate
• 108/188 Solutions
• 437 Submissions

Once again we return to Ajobshohor, the capital city and the heart of Ajobdesh. Ajobshohor’s road sy...

• By CLown1331
• EulerTour, FenwickTree, LowestCommonAncestor, MatrixExponentiation
• Moderate
• 5/5 Solutions
• 27 Submissions