Prefix Sums  ²³

Concatenate Non Zero Digits And Multiply By Sum 2

Longest Balanced String After One Swap

Equal Sum Grid Partition 1

Construct Product Matrix

Largest Submatrix With Rearrangements

Count Submatrices With Top Element And Sum Less Than K

Count Submatrices With Equal Frequency Of X And Y

Maximum Side Length Of A Square With Sum Less Than Or Equal To Threshold

Amazon’s - 926. Flip String Monotone Increasing

Minimum Penalty For A Shop

Count Special Triplets

Make Sum Divisible By P

Maximum Subarray Sum With Length Divisible By K

Subarray Sums Divisible By K

Make Array Elements Zero

Random Pick With Weight

Number Of Subarrays With Odd Sum

Max Absolute Sum Of Any Subarray

Amazon’s - Subarray Sum Equals K

Microsoft’s - Find Pivot Index

Amazon’s - Range Query 2D

Amazon’s - Range Sum Query

Amazon’s - Product Of Array Except Self