Count Ones in Binary
You are given a single integer number n. Your task is to count the number of 1s in the binary representation of n and output this count.
Input
The first line contains a single integer n (1 ≤ n ≤ ).
Output
A single integer: the number of 1s in the binary representation of n.
Examples
Input | Output |
|---|---|
5 | 2 |
1023 | 10 |
Constraints
Time limit: 2 seconds
Memory limit: 512 MB
Output limit: 1 MB