题解 | #求int型正整数在内存中存储时1的个数#
求int型正整数在内存中存储时1的个数
http://www.nowcoder.com/practice/440f16e490a0404786865e99c6ad91c9
import java.util.*;
public class Main {
public static void main(String []args) {
Scanner sc = new Scanner(System.in);
while (sc.hasNext()) {
int number = sc.nextInt();
System.out.println(Integer.toString(number, 2).replaceAll("0", "").length());
}
}
}
