Melissa Guachun – Medium

Melissa Guachun

Melissa Guachun

Leetcode Easy: Binary Tree Inorder Traversal

Branching out with another Leetcode Binary Tree challenge! If you wanna check out my first binary tree walk through, you can find it on DEV…

3 min readJan 30, 2022

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Binary tree with a root of one. No left node, right node of 2.Node 2 has a left node of 3

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Melissa Guachun

125. Valid Palindrome in Python3

What I find amazing is that with any language, there are always a plethora of built in methods waiting to be discovered and used. This was…

3 min readJan 18, 2022

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125. Valid Palindrome in Python3

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Melissa Guachun

LeetCode #136: Single Number

By now I’m starting to see how Big O Notation is playing a role crafting a solution to a problem. The basis of the problem is to take a non…

3 min readJan 11, 2022

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LeetCode #136: Single Number

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Melissa Guachun

New Year, New Language

Switching algorithm languages from JavaScript to Python

2 min readJan 3, 2022

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New Year, New Language

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Melissa Guachun

Principles of Big O Notation

For my birthday I was gifted “Cracking the Coding Interview”, possibly one of the most appropriate gifts any new programmer could receive…

3 min readDec 31, 2021

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Principles of Big O Notation

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Melissa Guachun

LeetCode #58: Length of Last Word

As I slowly dip my toes into the great abyss of the Big O and binary searches, I am (again) humbled by LeetCode’s pattern for seemingly…

3 min readDec 21, 2021

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LeetCode #58: Length of Last Word

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Melissa Guachun

LeetCode: Remove Duplicates from Sorted List

Another day, another LeetCode problem! From the get-go the task at hand is to take a head of the sorted list and return the list without…

2 min readDec 16, 2021

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LeetCode: Remove Duplicates from Sorted List

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Melissa Guachun

Roman To Integer-LeetCode

Examples are your friends in disguise!

3 min readDec 9, 2021

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Roman To Integer-LeetCode

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Melissa Guachun

LeetCode: Palindrome Number

A walkthrough and explanation of a classic LeetCode question

3 min readDec 1, 2021

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Melissa Guachun

Principles of Redux and React/Redux

Understanding state management, store, middleware, and more

3 min readNov 17, 2021

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Principles of Redux and React/Redux

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Melissa Guachun

Melissa Guachun

Software Developer and visual artist based in NYC. Join me on my journey to coding enlightenment or a torrential mental breakdown, whichever comes first.

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