Kth Permutation Sequence of Numbers 1 to N

Least Number of Perfect Squares that Sums to n

Nim Game

Number of trailing zeros in a factorial

Rectangle Area - Total area of two rectangles

Rotate n x n matrix by 90 degrees

Select Copy Paste 1 - Minimum operations

Square root of an integer

Convex Polygon

December 10, 2023 · 5 min ·  Tags List of tags for the post   array ·  geometry ·  leetcode ·  math ·  Last updated: Aug 2, 2025

Generate Random Point in a Circle

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