Sarah Engheta

Coding videos solving various Computer Science problems using different algorithms and data structures. Useful for interview preparation and studying.

Invert Binary Tree problem - Leetcode #226 - Python
Invert Binary Tree problem - Leetcode #226 - Python
Symmetric Tree problem - Leetcode #101 - Python
Symmetric Tree problem - Leetcode #101 - Python
Maximum Depth of Binary Tree problem - Leetcode #104 - Python
Maximum Depth of Binary Tree problem - Leetcode #104 - Python
Merge Two Binary Trees problem - Leetcode #617 - Python
Merge Two Binary Trees problem - Leetcode #617 - Python
Remove Nth Node from the End of a Linked List- Leetcode #19 - Python
Remove Nth Node from the End of a Linked List- Leetcode #19 - Python
Middle of a Linked List problem - Leetcode #876 - Python
Middle of a Linked List problem - Leetcode #876 - Python
Reverse Words in a String III problem - Leetcode #557 - Python
Reverse Words in a String III problem - Leetcode #557 - Python
Reverse String problem - Leetcode #344 - Python - Two Pointer Method
Reverse String problem - Leetcode #344 - Python - Two Pointer Method
TWO SUM PART II problem - Leetcode #167 - Python
TWO SUM PART II problem - Leetcode #167 - Python
MOVE ZEROES problem - Leetcode #283 - Python
MOVE ZEROES problem - Leetcode #283 - Python
BEST TIME TO BUY AND SELL STOCK problem - Leetcode #121 - Python
BEST TIME TO BUY AND SELL STOCK problem - Leetcode #121 - Python
ROTATE ARRAY problem - Leetcode #189 - Python
ROTATE ARRAY problem - Leetcode #189 - Python
SQUARES OF A SORTED ARRAY problem - Leetcode #177 - Python
SQUARES OF A SORTED ARRAY problem - Leetcode #177 - Python
BINARY SEARCH problem - Leetcode #704 - Python
BINARY SEARCH problem - Leetcode #704 - Python
TWO SUM problem - Leetcode #1 - Python
TWO SUM problem - Leetcode #1 - Python