PIC

Illustration showing the number 75 on a road sign.Illustration showing the number 75 on a road sign.
Array Two Pointers Sorting

LeetCode 75. Sort Colors

Given an array nums with n objects colored red, white, or blue, sort them in-place so that objects of the same color are adjacent, with the colors in the order red, white, and blue.

Jun 12, 2024

Illustration showing the number 1122 against a brick wall.Illustration showing the number 1122 against a brick wall.
Array Hash Table Sorting Counting Sort

LeetCode 1122. Relative Sort Array

Given two arrays, sort the elements of the first so that the relative ordering of items are the same as in the second array.

Jun 11, 2024