DEV Community

Leetcode Solutions Series' Articles

Back to seanpgallivan's Series
Solution: The K Weakest Rows in a Matrix (ver. 2)
Cover image for Solution: The K Weakest Rows in a Matrix (ver. 2)
seanpgallivan profile

Solution: The K Weakest Rows in a Matrix (ver. 2)

#algorithms #javascript #java #python
9
Comments
5 min read
Solution: Letter Case Permutation
Cover image for Solution: Letter Case Permutation
seanpgallivan profile

Solution: Letter Case Permutation

#algorithms #javascript #java #python
10
Comments 1
3 min read
Solution: Container With Most Water
Cover image for Solution: Container With Most Water
seanpgallivan profile

Solution: Container With Most Water

#algorithms #javascript #java #python
34
Comments 5
4 min read
Solution: Arithmetic Slices
Cover image for Solution: Arithmetic Slices
seanpgallivan profile

Solution: Arithmetic Slices

#algorithms #javascript #java #python
9
Comments
4 min read
Solution: Minimum Remove to Make Valid Parentheses
Cover image for Solution: Minimum Remove to Make Valid Parentheses
seanpgallivan profile

Solution: Minimum Remove to Make Valid Parentheses

#algorithms #javascript #java #python
10
Comments 2
4 min read
Solution: Roman to Integer
Cover image for Solution: Roman to Integer
seanpgallivan profile

Solution: Roman to Integer

#algorithms #javascript #java #python
103
Comments 25
4 min read
Solution: Broken Calculator
Cover image for Solution: Broken Calculator
seanpgallivan profile

Solution: Broken Calculator

#javascript #java #python #cpp
9
Comments 2
4 min read
Solution: Find the Most Competitive Subsequence
Cover image for Solution: Find the Most Competitive Subsequence
seanpgallivan profile

Solution: Find the Most Competitive Subsequence

#algorithms #java #javascript #python
7
Comments
3 min read
Solution: Longest Word in Dictionary through Deleting
Cover image for Solution: Longest Word in Dictionary through Deleting
seanpgallivan profile

Solution: Longest Word in Dictionary through Deleting

#algorithms #javascript #java #python
5
Comments
3 min read
Solution: Search a 2D Matrix II
Cover image for Solution: Search a 2D Matrix II
seanpgallivan profile

Solution: Search a 2D Matrix II

#algorithms #javascript #java #python
8
Comments 1
3 min read
Solution: Score of Parentheses
Cover image for Solution: Score of Parentheses
seanpgallivan profile

Solution: Score of Parentheses

#algorithms #javascript #java #python
8
Comments
3 min read
Solution: Shortest Unsorted Continuous Subarray
Cover image for Solution: Shortest Unsorted Continuous Subarray
seanpgallivan profile

Solution: Shortest Unsorted Continuous Subarray

#algorithms #javascript #java #python
8
Comments
4 min read
Solution: Validate Stack Sequences
Cover image for Solution: Validate Stack Sequences
seanpgallivan profile

Solution: Validate Stack Sequences

#algorithms #javascript #java #python
8
Comments
3 min read
Solution: Divide Two Integers (ver. 1)
Cover image for Solution: Divide Two Integers (ver. 1)
seanpgallivan profile

Solution: Divide Two Integers (ver. 1)

#algorithms #javascript #java #python
11
Comments
4 min read
Solution: Divide Two Integers (ver. 2)
Cover image for Solution: Divide Two Integers (ver. 2)
seanpgallivan profile

Solution: Divide Two Integers (ver. 2)

#algorithms #javascript #java #python
7
Comments
3 min read
Solution: Maximum Frequency Stack
Cover image for Solution: Maximum Frequency Stack
seanpgallivan profile

Solution: Maximum Frequency Stack

#algorithms #javascript #java #python
9
Comments
4 min read
Solution: Distribute Candies
Cover image for Solution: Distribute Candies
seanpgallivan profile

Solution: Distribute Candies

#algorithms #javascript #java #python
9
Comments
3 min read
Solution: Set Mismatch (ver. 1)
Cover image for Solution: Set Mismatch (ver. 1)
seanpgallivan profile

Solution: Set Mismatch (ver. 1)

#algorithms #javascript #java #python
11
Comments
3 min read
Solution: Set Mismatch (ver. 2)
Cover image for Solution: Set Mismatch (ver. 2)
seanpgallivan profile

Solution: Set Mismatch (ver. 2)

#algorithms #javascript #java #python
9
Comments 4
3 min read
Solution: Missing Number
Cover image for Solution: Missing Number
seanpgallivan profile

Solution: Missing Number

#algorithms #javascript #java #python
6
Comments 3
2 min read
Solution: Intersection of Two Linked Lists
Cover image for Solution: Intersection of Two Linked Lists
seanpgallivan profile

Solution: Intersection of Two Linked Lists

#algorithms #javascript #java #python
52
Comments 1
4 min read
Solution: Average of Levels in Binary Tree
Cover image for Solution: Average of Levels in Binary Tree
seanpgallivan profile

Solution: Average of Levels in Binary Tree

#algorithms #javascript #java #python
18
Comments
3 min read
Solution: Short Encoding of Words (ver. 1)
Cover image for Solution: Short Encoding of Words (ver. 1)
seanpgallivan profile

Solution: Short Encoding of Words (ver. 1)

#algorithms #javascript #java #python
6
Comments
4 min read
Solution: Design HashMap (ver. 1)
Cover image for Solution: Design HashMap (ver. 1)
seanpgallivan profile

Solution: Design HashMap (ver. 1)

#algorithms #javascript #java #python
27
Comments 3
3 min read
Solution: Short Encoding of Words (ver. 2)
Cover image for Solution: Short Encoding of Words (ver. 2)
seanpgallivan profile

Solution: Short Encoding of Words (ver. 2)

#algorithms #javascript #java #python
8
Comments
5 min read
Solution: Design HashMap (ver. 2)
Cover image for Solution: Design HashMap (ver. 2)
seanpgallivan profile

Solution: Design HashMap (ver. 2)

#algorithms #javascript #java #python
22
Comments
6 min read
Solution: Remove Palindromic Subsequences
Cover image for Solution: Remove Palindromic Subsequences
seanpgallivan profile

Solution: Remove Palindromic Subsequences

#algorithms #javascript #java #python
7
Comments
3 min read
Solution: Add One Row to Tree
Cover image for Solution: Add One Row to Tree
seanpgallivan profile

Solution: Add One Row to Tree

#algorithms #javascript #java #python
13
Comments
4 min read
Solution: Integer to Roman
Cover image for Solution: Integer to Roman
seanpgallivan profile

Solution: Integer to Roman

#algorithms #javascript #java #python
24
Comments 2
3 min read
Solution: Coin Change
Cover image for Solution: Coin Change
seanpgallivan profile

Solution: Coin Change

#algorithms #javascript #java #python
11
Comments 1
4 min read