K5kC | Code & More
Computer Science
Algorithms
Programming Languages
Database
System Design
Problems
Blind 75
Difficulty: Easy
Difficulty: Medium
Difficulty: Hard
Videos
Projects
Android
Data Science
Computer Vision
Simulations
Tools
UUID Generator
Code Formatter
Search
⌘K
Count Nice Pairs in an Array
Copy title
Copy link
medium
Solve on LeetCode
Last edited: August 2, 2025
Related Tags
array
binary-search
bit-manipulation
bitmask
counting
database
depth-first-search
dynamic-programming
graph
hash-table
leetcode
math
matrix
memoization
number-theory
ordered-set
sorting
string
Please enable JavaScript to view the
comments powered by Disqus.