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
https://www.nowcoder.com/practice/440f16e490a0404786865e99c6ad91c9
import java.util.Scanner;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int in = sc.nextInt();
int count = 0;
while (in > 0) {
if (in % 2 == 1) {
count ++;
}
in = in / 2;
}
System.out.println(count);
}
}
#Java刷题#