Leetcode_Problems

Hello, This is a repo full of leetcode problems for beginners with optimized and easy to understand codes.

LeetCode Topics

Tree

Problem Name	Difficulty
0100-same-tree	Easy
0104-maximum-depth-of-binary-tree	Easy
0108-convert-sorted-array-to-binary-search-tree	Easy
0111-minimum-depth-of-binary-tree	Easy
0112-path-sum	Easy

Depth-First Search

Problem Name	Difficulty
0100-same-tree	Easy
0104-maximum-depth-of-binary-tree	Easy
0111-minimum-depth-of-binary-tree	Easy
0112-path-sum	Easy

Breadth-First Search

Problem Name	Difficulty
0100-same-tree	Easy
0104-maximum-depth-of-binary-tree	Easy
0111-minimum-depth-of-binary-tree	Easy
0112-path-sum	Easy

Binary Tree

Problem Name	Difficulty
0100-same-tree	Easy
0104-maximum-depth-of-binary-tree	Easy
0108-convert-sorted-array-to-binary-search-tree	Easy
0111-minimum-depth-of-binary-tree	Easy
0112-path-sum	Easy

Array

Problem Name	Difficulty
0048-rotate-image	Medium
0074-search-a-2d-matrix	Medium
0108-convert-sorted-array-to-binary-search-tree	Easy

Binary Search

Problem Name	Difficulty
0074-search-a-2d-matrix	Medium

Matrix

Problem Name	Difficulty
0048-rotate-image	Medium
0074-search-a-2d-matrix	Medium

Linked List

Problem Name	Difficulty
0002-add-two-numbers	Medium
0083-remove-duplicates-from-sorted-list	Easy

Math

Problem Name	Difficulty
0002-add-two-numbers	Medium
0048-rotate-image	Medium

Recursion

Problem Name	Difficulty
0002-add-two-numbers	Medium

Divide and Conquer

Problem Name	Difficulty
0108-convert-sorted-array-to-binary-search-tree	Easy

Binary Search Tree

Problem Name	Difficulty
0108-convert-sorted-array-to-binary-search-tree	Easy

Database

Problem Name	Difficulty
0196-delete-duplicate-emails	Easy