Pregunta de entrevista de Google

Write a java method to count how many 1's are contained in a binary representation of a number.

Respuesta de la entrevista

Anónimo

4 ene 2017

public count1s(int n,int count) { if(n==0) { return count; } if((n%2)==1) { count++; } n=n/10; return count1s(n,count); }