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 in = new Scanner(System.in); while (in.hasNext()) { int number = in.nextInt(); String sc = Integer.toBinaryString(number); int j = 0; for (char i : sc.toCharArray()) {...