Leetocde75

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title: Leetocde75 categories: - CS - Data Structure - Algorithm comments: false

LeetCode 75

Array/String

• 1768. Merge Strings Alternately
• 1071 Greatest Common Divisor of Strings *
• 1431. Kids With the Greatest Number of Candies *
• 605. Can Place Flowers
• 345. Reverse Vowels of a String
• 151. Reverse Words in a String
• 238. Product of Array Except Self
• 334 Increasing Triplet Subsequence *(O(1))
• 443. String Compression

Two Pointers

• 283. Move Zeroes
• 392. Is Subsequence
• 11. Container With Most Water
• 1679. Max Number of K-Sum Pairs *

Sliding Window

• 643. Maximum Average Subarray I
• 1456. Maximum Number of Vowels in a Substring of Given Length
• 1004. Max Consecutive Ones III
• 1493. Longest Subarray of 1's After Deleting One Element

Prefix Sum

• 1732. Find the Highest Altitude
• 724. Find Pivot Index

Hash Map/Set

• 2215. Find the Difference of Two Arrays
• 1207. Unique Number of Occurrences
• 1657. Determine if Two Strings Are Close *
• 2352. Equal Row and Column Pairs *

Stack Map

• 2390. Removing Stars From a String

Queue

Linked List

Binary Tree - DFS

Binary Tree - BFS

Binary Search Tree - BFS

Graph - DFS

Graph - BFS

Heap/Priority Queue

Binary Search

Backtracking

DP - 1D

DP - Multidimensional

Bit Manipulation

Trie

Intervals

Monotonic Stack

SQL 50

Select

Basic Joins

Basic Aggregate Functions

Sorting and Grouping

Advanced Select and Joins

Subqueries

Advanced String Functions / Regex / Clause