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

Subsets 2

medium Solve on LeetCode

Last edited: January 4, 2026

Problem
Examples
Solution
Method 1 - Backtracking
Thought Process 1 - Focus One Element at Each Level
Thought Process 2 - Focus on All the Following Elements at Each Level
Method 2 - Iterative

Related Tags

backtracking bit-manipulation dynamic-programming leetcode

Privacy Disclaimer Report an Issue About

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

चरैवेति चरैवेति | Keep moving on