LeetCode-Problems-Solutions

Description

This repository contains solutions to LeetCode problems.

Usage

Feel free to browse through the solutions for different LeetCode problems. Each solution is provided in its own file, named after the problem's ID and a brief description.

LeetCode Topics

Database

Problem Name	Difficulty
0181-employees-earning-more-than-their-managers

Array

Problem Name	Difficulty
0031-next-permutation	Medium
0064-minimum-path-sum	Medium
0474-ones-and-zeroes	Medium
0892-surface-area-of-3d-shapes	Easy
0942-di-string-match	Easy
1572-matrix-diagonal-sum	Easy
2022-convert-1d-array-into-2d-array	Easy

Two Pointers

Problem Name	Difficulty
0031-next-permutation	Medium
0942-di-string-match	Easy

String

Problem Name	Difficulty
0474-ones-and-zeroes	Medium
0942-di-string-match	Easy
1108-defanging-an-ip-address	Easy
1545-find-kth-bit-in-nth-binary-string	Medium
1832-check-if-the-sentence-is-pangram	Easy
2103-rings-and-rods	Easy

Recursion

Problem Name	Difficulty
1545-find-kth-bit-in-nth-binary-string	Medium

Simulation

Problem Name	Difficulty
1545-find-kth-bit-in-nth-binary-string	Medium
2022-convert-1d-array-into-2d-array	Easy

Dynamic Programming

Problem Name	Difficulty
0064-minimum-path-sum	Medium
0474-ones-and-zeroes	Medium

Matrix

Problem Name	Difficulty
0064-minimum-path-sum	Medium
0892-surface-area-of-3d-shapes	Easy
1572-matrix-diagonal-sum	Easy
2022-convert-1d-array-into-2d-array	Easy

Hash Table

Problem Name	Difficulty
1832-check-if-the-sentence-is-pangram	Easy
2103-rings-and-rods	Easy

Greedy

Problem Name	Difficulty
0942-di-string-match	Easy

Tree

Problem Name	Difficulty
0099-recover-binary-search-tree	Medium
0129-sum-root-to-leaf-numbers	Medium

Depth-First Search

Problem Name	Difficulty
0099-recover-binary-search-tree	Medium
0129-sum-root-to-leaf-numbers	Medium
0386-lexicographical-numbers	Medium

Binary Search Tree

Problem Name	Difficulty
0099-recover-binary-search-tree	Medium

Binary Tree

Problem Name	Difficulty
0099-recover-binary-search-tree	Medium
0129-sum-root-to-leaf-numbers	Medium

Math

Problem Name	Difficulty
0892-surface-area-of-3d-shapes	Easy

Geometry

Problem Name	Difficulty
0892-surface-area-of-3d-shapes	Easy

Trie

Problem Name	Difficulty
0386-lexicographical-numbers	Medium