K5kC | Code & More

Computer Science

Algorithms Programming Languages Database System Design

Blind 75 Difficulty: Easy Difficulty: Medium Difficulty: Hard

Android Data Science Computer Vision Simulations

UUID Generator Code Formatter

Student Attendance Record 2

hard Solve on LeetCode

Last edited: August 2, 2025

Problem
Examples
Solution
Method 1 - Recursion
Code
Complexity
Method 2 - Top Down DP with memoization
Why DP?
Code
Complexity
Method 3 - Bottom-up DP
Algorithm
Code
Complexity
Method 4 - State Optimized DP
Code
Complexity
Method 5 - Matrix Exponentiation

Related Tags

dynamic-programming leetcode string

Privacy Disclaimer Report an Issue About

© 2026 K5kC | Code & More. All rights reserved.

चरैवेति चरैवेति | Keep moving on

Student Attendance Record 2 - Coding Problem | K5kC