seanpgallivan

Fledgling software developer; the struggle is a Rational Approximation.

Seattle, WA, USA Joined on Dec 16, 2019

Education

Flatiron School (Software Engineering)

Work

Full Stack Software Engineer

seanpgallivan

Jun 25 '21

Solution: Redundant Connection

#algorithms #javascript #java #python

11 1

3 min read

Solution: Roman to Integer

Just checked and all four of my codeblocks are properly retur...

Jun 5

Solution: Remove All Adjacent Duplicates in String II

As more tests were added to the testing suite on leetcode, it...

May 6

Solution: Roman to Integer

Because that's not a valid Roman numeral sequence. Roman numb...

May 2

Solution: Minimum Moves to Equal Array Elements II

We could, indeed. It's significantly more code, but it would ...

Mar 22

Solution: Remove Nth Node From End of List

The variable head just contains a pointer to the start of the...

Mar 7

Solution: Remove Nth Node From End of List

I'm not sure I understand the question. The head pointer is n...

Mar 6

Solution: Roman to Integer

This part of the explanation covers the 4: The standard app...

Jan 20

Solution: Remove Nth Node From End of List

Sure. The bang operator (!) returns the opposite boolean valu...

Dec 20 '21

View all 40 comments

seanpgallivan

Jun 24 '21

Solution: Out of Boundary Paths

#algorithms #javascript #java #python

5 min read

seanpgallivan

Jun 21 '21

Solution: Pascal's Triangle

#algorithms #javascript #java #python

3 min read

seanpgallivan

Jun 20 '21

Solution: Swim in Rising Water

#algorithms #javascript #java #python

13 2

6 min read

seanpgallivan

Jun 17 '21

Solution: Number of Subarrays with Bounded Maximum

#algorithms #javascript #java #python

3 min read

seanpgallivan

Jun 16 '21

Solution: Generate Parentheses

#algorithms #javascript #java #python

3 min read

seanpgallivan

Jun 16 '21

Solution: Matchsticks to Square

#algorithms #javascript #java #python

6 min read

seanpgallivan

Jun 14 '21

Solution: Maximum Units on a Truck

#algorithms #javascript #java #python

3 min read

seanpgallivan

Jun 13 '21

Solution: Palindrome Pairs

#algorithms #javascript #java #python

6 min read

seanpgallivan

Jun 12 '21

Solution: Minimum Number of Refueling Stops

#algorithms #javascript #java #python

5 min read

seanpgallivan

Jun 11 '21

Solution: Stone Game VII

#algorithms #javascript #java #python

11 1

4 min read

seanpgallivan

Jun 10 '21

Solution: My Calendar I

#algorithms #javascript #java #python

6 2

6 min read

seanpgallivan

Jun 9 '21

Solution: Jump Game VI

#algorithms #javascript #java #python

5 min read

seanpgallivan

Jun 8 '21

Solution: Construct Binary Tree from Preorder and Inorder Traversal

#algorithms #javascript #java #python

5 min read

seanpgallivan

Jun 7 '21

Solution: Min Cost Climbing Stairs

#algorithms #javascript #java #python

12 1

3 min read

seanpgallivan

Jun 6 '21

Solution: Longest Consecutive Sequence

#algorithms #javascript #java #python

5 min read

seanpgallivan

Jun 5 '21

Solution: Maximum Performance of a Team

#algorithms #javascript #java #python

16 2

4 min read

seanpgallivan

Jun 4 '21

Solution: Open the Lock

#algorithms #javascript #java #python

12 10

5 min read

seanpgallivan

Jun 3 '21

Solution: Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts

#algorithms #javascript #java #python

4 min read

seanpgallivan

Jun 3 '21

Solution: Interleaving String

#algorithms #javascript #java #python

7 4

4 min read

seanpgallivan

Jun 1 '21

Solution: Max Area of Island

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 31 '21

Solution: Search Suggestions System

#algorithms #javascript #java #python

18 1

4 min read

seanpgallivan

May 30 '21

Solution: Maximum Gap

#algorithms #javascript #java #python

5 min read

seanpgallivan

May 29 '21

Solution: N-Queens II

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 28 '21

Solution: Maximum Erasure Value

#algorithms #javascript #java #python

3 min read

seanpgallivan

May 27 '21

Solution: Maximum Product of Word Lengths

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 26 '21

Solution: Partitioning Into Minimum Number Of Deci-Binary Numbers

#algorithms #javascript #java #python

2 min read

seanpgallivan

May 25 '21

Solution: Evaluate Reverse Polish Notation

#algorithms #javascript #java #python

7 1

3 min read

seanpgallivan

May 24 '21

Solution: To Lower Case

#algorithms #javascript #java #python

17 4

2 min read

seanpgallivan

May 22 '21

Solution: N-Queens

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 21 '21

Solution: Find and Replace Pattern

#algorithms #javascript #java #python

9 1

4 min read

seanpgallivan

May 20 '21

Solution: Binary Tree Level Order Traversal

#algorithms #javascript #java #python

9 1

3 min read

seanpgallivan

May 19 '21

Solution: Minimum Moves to Equal Array Elements II

#algorithms #javascript #java #python

13 4

3 min read

seanpgallivan

May 18 '21

Solution: Find Duplicate File in System

#algorithms #javascript #java #python

13 1

4 min read

seanpgallivan

May 17 '21

Solution: Longest String Chain

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 16 '21

Solution: Binary Tree Cameras

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 15 '21

Solution: Valid Number

#algorithms #javascript #java #python

4 min read

seanpgallivan

May 14 '21

Solution: Flatten Binary Tree to Linked List

#algorithms #javascript #java #python

22 1

7 min read

seanpgallivan

May 13 '21

Solution: Ambiguous Coordinates

#algorithms #javascript #java #python

5 min read

seanpgallivan

May 12 '21

Solution: Range Sum Query 2D - Immutable

#algorithms #javascript #java #python

5 min read

seanpgallivan

May 11 '21

Solution: Maximum Points You Can Obtain from Cards

#algorithms #javascript #java #python

11 1

3 min read

seanpgallivan

May 10 '21

Solution: Count Primes

#algorithms #javascript #java #python

17 1

3 min read

seanpgallivan

May 9 '21

Solution: Construct Target Array With Multiple Sums

#algorithms #javascript #java #python

10 3

5 min read

seanpgallivan

May 8 '21

Solution: Super Palindromes

#algorithsm #javascript #java #python

7 min read

seanpgallivan

May 7 '21

Solution: Delete Operation for Two Strings

#algorithms #javascript #java #python

13 2

4 min read

seanpgallivan

May 6 '21

Solution: Convert Sorted List to Binary Search Tree

#algorithms #javascript #java #python

16 1

4 min read

seanpgallivan

May 5 '21

Solution: Jump Game II

#algorithms #javascript #java #python

11 1

3 min read

seanpgallivan

May 4 '21

Solution: Non-decreasing Array

#algorithms #javascript #java #python

29 1

4 min read

seanpgallivan

May 3 '21

Solution: Running Sum of 1d Array

#algorithms #javascript #java #python

3 min read

seanpgallivan

May 2 '21

Solution: Course Schedule III

#algorithms #javascript #java #python

15 1

4 min read

seanpgallivan

May 1 '21

Solution: Prefix and Suffix Search

#algorithms #javascript #java #python

19 4

5 min read

seanpgallivan

Apr 30 '21

Solution: Powerful Integers

#algorithms #javascript #java #python

3 min read

seanpgallivan

Apr 29 '21

Solution: Find First and Last Position of Element in Sorted Array

#algorithms #javascript #java #python

4 min read

seanpgallivan

Apr 28 '21

Solution: Unique Paths II

#algorithms #javascript #java #python

4 min read

seanpgallivan

Apr 27 '21

Solution: Power of Three

#algorithms #javascript #java #python

14 1

3 min read

seanpgallivan

Apr 26 '21

Solution: Furthest Building You Can Reach

#algorithms #javascript #java #python

18 2

5 min read

seanpgallivan

Apr 25 '21

Solution: Rotate Image

#algorithms #javascript #java #python

13 1

4 min read

seanpgallivan

Apr 24 '21

Solution: Critical Connections in a Network

#algorithms #javascript #java #python

5 min read

seanpgallivan

Apr 23 '21

Solution: Count Binary Substrings

#algorithms #javascript #java #python

12 4

3 min read

seanpgallivan

Apr 22 '21

Solution: Brick Wall

#algorithms #javascript #java #python

4 min read

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Recent comments

Solution: Roman to Integer

Solution: Remove All Adjacent Duplicates in String II

Solution: Roman to Integer

Solution: Minimum Moves to Equal Array Elements II

Solution: Remove Nth Node From End of List

Solution: Remove Nth Node From End of List

Solution: Roman to Integer

Solution: Remove Nth Node From End of List