leetCode

LeetCode Topics

Array

Problem Name	Difficulty
0414-third-maximum-number	Easy
0455-assign-cookies	Easy
0463-island-perimeter	Easy
0496-next-greater-element-i	Easy
0705-design-hashset	Easy

Hash Table

Problem Name	Difficulty
0496-next-greater-element-i	Easy
0705-design-hashset	Easy

Stack

Problem Name	Difficulty
0496-next-greater-element-i	Easy

Monotonic Stack

Problem Name	Difficulty
0496-next-greater-element-i	Easy

String

Problem Name	Difficulty
0415-add-strings	Easy
0434-number-of-segments-in-a-string	Easy
0459-repeated-substring-pattern	Easy
0657-robot-return-to-origin	Easy
0709-to-lower-case	Easy

Simulation

Problem Name	Difficulty
0415-add-strings	Easy
0657-robot-return-to-origin	Easy

Math

Problem Name	Difficulty
0415-add-strings	Easy
0441-arranging-coins	Easy

Depth-First Search

Problem Name	Difficulty
0463-island-perimeter	Easy

Breadth-First Search

Problem Name	Difficulty
0463-island-perimeter	Easy

Matrix

Problem Name	Difficulty
0463-island-perimeter	Easy

Two Pointers

Problem Name	Difficulty
0455-assign-cookies	Easy

Greedy

Problem Name	Difficulty
0455-assign-cookies	Easy

Sorting

Problem Name	Difficulty
0414-third-maximum-number	Easy
0455-assign-cookies	Easy

String Matching

Problem Name	Difficulty
0459-repeated-substring-pattern	Easy

Binary Search

Problem Name	Difficulty
0441-arranging-coins	Easy

Linked List

Problem Name	Difficulty
0705-design-hashset	Easy

Design

Problem Name	Difficulty
0705-design-hashset	Easy

Hash Function

Problem Name	Difficulty
0705-design-hashset	Easy