---
title: "VeiledLogic (@veiledlogic) | Hashnode"
description: "python. Read the latest articles by VeiledLogic on Hashnode."
url: "https://hashnode.com/@veiledlogic"
---

@veiledlogic

# VeiledLogic

@veiledlogic · Joined May 2025

python

### [LeetCode 3337: Total Characters in String After Transformations II](https://leetcode-veiledlogic.hashnode.dev/leetcode-3337-total-characters-in-string-after-transformations-ii?utm_source=hashnode&utm_medium=feed)

In this article, we’ll walk through a clever solution to the problem “Total Characters in String After Transformations II” using matrix exponentiation. The challenge lies in transforming a string T times, where each character can expand into multiple...

4 min read · [leetcode-veiledlogic.hashnode.dev](https://leetcode-veiledlogic.hashnode.dev/leetcode-3337-total-characters-in-string-after-transformations-ii?utm_source=hashnode&utm_medium=feed)

[May 14, 2025](https://hashnode.com/posts/leetcode-3337-total-characters-in-string-after-transformations-ii/682449a33e4e2eef8bd85281)

### [LeetCode Problem 3341: Find Minimum Time to Reach Last Room](https://leetcode-veiledlogic.hashnode.dev/leetcode-problem-3341-find-minimum-time-to-reach-last-room?utm_source=hashnode&utm_medium=feed)

Problem Overview: Navigating a Time-Locked Dungeon Grid Imagine you're trapped in a dungeon that looks like a grid. Each cell in the grid represents a room. Some rooms are instantly accessible, while others are locked and only become accessible after...

4 min read · [leetcode-veiledlogic.hashnode.dev](https://leetcode-veiledlogic.hashnode.dev/leetcode-problem-3341-find-minimum-time-to-reach-last-room?utm_source=hashnode&utm_medium=feed)

[May 7, 2025](https://hashnode.com/posts/leetcode-problem-3341-find-minimum-time-to-reach-last-room/681b229212ae7e6190943b89)