K5kC | Code & More

Computer Science

Algorithms Java Programming Languages Database System Design

Blind 75 Algo Kernel Difficulty: Easy Difficulty: Medium Difficulty: Hard

Android Data Science Computer Vision Simulations

UUID Generator Code Formatter

Number of Good Pairs

easy Solve on LeetCodeLast edited: August 2, 2025

Problem
Examples
Example 1
Example 2
Example 3
Constraints
Solution
Method 1 – Hash Map Counting
Intuition
Approach
Code
Complexity

Related Tags

array counting hash-table leetcode math

Privacy Disclaimer Report an Issue About

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

चरैवेति चरैवेति | Keep moving on

Number of Good Pairs - Coding Problem | K5kC