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Software Engineer Fails Easy Leetcode: 463 Island Perimeter | 🔴LIVE Struggling

1:18:08

LeetCode: 101. Symmetric Tree | Revisited (Round 2) 🔴LIVE

33:03

Midnight Leet Coding Session: 721 Accounts Merge

51:29

Understanding BFS and DFS Deeply (Depth-First Search vs Breadth-First Search)

35:00

🔴 LIVE LeetCode Attempt: 841. Keys and Rooms | Half-Way Success Half-Way Failure

53:34

LeetCode 687 Longest Univalue Path | 🔴 LIVE (Failed Attempt)

55:49

Stupid Software Engineer Can't Solve Anything | 463. Island Perimeter

Stupid Software Engineer Can't Solve Anything | 463. Island Perimeter

มุมมอง: 12

วีดีโอ

Software Engineer Fails Easy Leetcode: 463 Island Perimeter | 🔴LIVE Struggling

1:18:08

Software Engineer Fails Easy Leetcode: 463 Island Perimeter | 🔴LIVE Struggling

มุมมอง 2822 ชั่วโมงที่ผ่านมา

Graph traversal in 2D arrays strikes again! In this video, I take on LeetCode 463: Island Perimeter, a supposed easy problem that tripped me up due to small errors in my logic. This experience highlights the importance of: -Understanding how to traverse a 2D grid effectively. -Paying attention to edge cases when calculating the perimeter. -Debugging little mistakes that can snowball into bigger...

LeetCode: 101. Symmetric Tree | Revisited (Round 2) 🔴LIVE

33:03

LeetCode: 101. Symmetric Tree | Revisited (Round 2) 🔴LIVE

มุมมอง 464 ชั่วโมงที่ผ่านมา

Five days ago, I attempted LeetCode 101: Symmetric Tree but couldn't solve it. Today, I gave it another shot-and this time, success! In this video, I walk through the process of solving this problem, breaking it down step by step. Revisiting it after some time helped me approach it with a fresh perspective. I explain: -The logic behind checking tree symmetry. -How to use recursion to elegantly ...

Midnight Leet Coding Session: 721 Accounts Merge

51:29

Midnight Leet Coding Session: 721 Accounts Merge

มุมมอง 444 ชั่วโมงที่ผ่านมา

Midnight Leet Coding Session: 721 Accounts Merge

Understanding BFS and DFS Deeply (Depth-First Search vs Breadth-First Search)

35:00

Understanding BFS and DFS Deeply (Depth-First Search vs Breadth-First Search)

มุมมอง 457 ชั่วโมงที่ผ่านมา

I revisit LeetCode 841: Keys and Rooms. Instead of solving the problem again, I dive into the methodology behind my original solution. Initially, I thought my approach followed a Breadth-First Search (BFS) strategy. However, as I analyzed it during this video, I realized it was actually Depth-First Search (DFS) all along. This reflection helped me deeply understand: -The key differences between...

🔴 LIVE LeetCode Attempt: 841. Keys and Rooms | Half-Way Success Half-Way Failure

53:34

🔴 LIVE LeetCode Attempt: 841. Keys and Rooms | Half-Way Success Half-Way Failure

มุมมอง 549 ชั่วโมงที่ผ่านมา

I tackle LeetCode 841: Keys and Rooms. This problem involves traversing through rooms using keys and ensuring all rooms can be visited. It was a half success and half failure for me. I figured out the correct algorithm and approach, but I made mistakes with how I was indexing elements in the list. This problem highlights the importance of: Graph traversal techniques like Depth-First Search (DFS...

LeetCode 687 Longest Univalue Path | 🔴 LIVE (Failed Attempt)

55:49

LeetCode 687 Longest Univalue Path | 🔴 LIVE (Failed Attempt)

มุมมอง 2714 ชั่วโมงที่ผ่านมา

I attempt LeetCode 687: Longest Univalue Path. This problem involves finding the longest path in a binary tree where all nodes along the path have the same value. Unfortunately, I wasn’t able to solve this one on my own. However, I carefully reviewed the solution provided by Copilot and gained a solid understanding of the problem and its solution. Problem Highlights: Key concepts include depth-...

LeetCode: 623 Add One Row to Tree | 🔴 LIVE (Amateur Solves Unseen Problem)

1:05:57

LeetCode: 623 Add One Row to Tree | 🔴 LIVE (Amateur Solves Unseen Problem)

มุมมอง 4514 ชั่วโมงที่ผ่านมา

In this video, I tackle LeetCode 623: Add One Row to Tree. This problem involves modifying a binary tree by adding a row of nodes at a specific depth. Despite a few stumbles along the way, I managed to successfully solve the problem! Join me as I work through the logic, handle edge cases, and debug my mishaps to arrive at the correct solution. Problem Insights: Key concepts include binary tree ...

REAL Amateur Attempting LeetCode: 114. Flatten Binary Tree to Linked List | 🔴 Live LeetCode

50:17

REAL Amateur Attempting LeetCode: 114. Flatten Binary Tree to Linked List | 🔴 Live LeetCode

มุมมอง 16116 ชั่วโมงที่ผ่านมา

LeetCode 114: Flatten Binary Tree to Linked List was a tough challenge for me. This medium-difficulty problem required converting a binary tree into a flattened linked list in-place, and despite my best efforts, I couldn’t arrive at a solution on my own. In this video, I share my attempt and where I went wrong. It’s clear that I need to refine my approach to solving problems, focusing more on s...

LeetCode: 404. Sum of Left Leaves | 🔴 LIVE

27:44

LeetCode: 404. Sum of Left Leaves | 🔴 LIVE

มุมมอง 4416 ชั่วโมงที่ผ่านมา

LeetCode 404: Sum of Left Leaves was a problem that initially left me scratching my head due to some confusion in the problem description. However, after taking the time to understand what was being asked, I was able to craft a solution that worked! Problem Overview: In this challenge, we’re tasked with finding the sum of all the left leaves in a binary tree. It’s a great exercise in tree trave...

LeetCode 112 Path Sum: Breaking My Losing Streak | LEETCODE 🔴LIVE

22:56

LeetCode 112 Path Sum: Breaking My Losing Streak | LEETCODE 🔴LIVE

มุมมอง 6716 ชั่วโมงที่ผ่านมา

After a tough run of five unsolved problems, I finally broke my losing streak by solving LeetCode 112: Path Sum! Problem Overview: The Path Sum problem is a binary tree challenge where the goal is to determine if the tree has a root-to-leaf path that adds up to a given target sum. This problem tests recursion, binary tree traversal, and logical thinking. In this video, you’ll see my thought pro...

54:36

LeetCode 101. Symmetric Tree 🔴LIVE

มุมมอง 5816 ชั่วโมงที่ผ่านมา

In this video, I take on LeetCode 101: Symmetric Tree. While I couldn’t solve the problem this time, it was a great learning experience. Problem Overview: The Symmetric Tree problem is a popular beginner-friendly challenge involving binary trees. The goal is to determine whether a given binary tree is symmetric around its center using techniques like depth-first search (DFS) or breadth-first se...

42:38

I Will Never Be A FAANG Engineer.

มุมมอง 56416 ชั่วโมงที่ผ่านมา

I want to just give up on trying to get into FAANG. 565. Array Nesting

SDE's Ego Crushed By LeetCode | 51. N-Queens

1:30:09

SDE's Ego Crushed By LeetCode | 51. N-Queens

มุมมอง 6319 ชั่วโมงที่ผ่านมา

Attempting to solve the N-Queens problem on LeetCode. Problem Description: The N-Queens problem is a classic algorithm challenge that requires placing N queens on an NxN chessboard such that no two queens threaten each other. It demands a deep understanding of backtracking, recursion, and data structures-areas where I found myself completely out of my depth. I not only struggled to design the a...

Conquering My First Medium: Solving LeetCode LIVE 🔴 | 581 Shortest Unsorted Continuous Subarray

51:50

Conquering My First Medium: Solving LeetCode LIVE 🔴 | 581 Shortest Unsorted Continuous Subarray

มุมมอง 4021 ชั่วโมงที่ผ่านมา

In this video, I tackle my very first medium-level LeetCode problem: Shortest Unsorted Continuous Subarray. This milestone marks a big step in my coding journey, and I'm thrilled to share the experience with you. Problem Description: The challenge is to find the smallest subarray that, if sorted, will make the entire array sorted. It's a fascinating problem that tests your understanding of arra...