Count Set Bits Problem

Count Set Bits Problem — ExecCode School DSA Practice

Solve the Count Set Bits problem on ExecCode. Free online school DSA practice in Data Structures and Algorithms. Write and run code in Java, C++, Python — no signup required to run.

Problem description

You are given a whole number. Your task is to solve Count Set Bits. Count how many 1 bits are in its binary form and print that count.

Examples

Input 5; Output 2. Input 0; Output 0

Constraints

0 <= N <= 2^31

Practice Count Set Bits free on ExecCode. Browse DSA problems, topic map, and placement guides.