Module: (Python) Subroutines: Procedures and Functions - 2


Problem

3/8

The number of units in the binary notation of a number

Problem

Write a function that calculates, given a number N in decimal notation, the number of ones in the binary representation of this number (0 <= N <= 106)
 
Examples
# Input Output
1 255 8

time 1000 ms
memory 256 Mb
Rules for program design and list of errors in automatic problem checking

Teacher commentary

Insert the missing code snippets
Python
Write the program below 
N = int(input())
k = numberOfOnes(N)
print(k)

     

Program check result

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