解题代码

import java.util.Scanner;public class Main {public static void main(String[] args){Scanner scanner = new Scanner(System.in);int n = scanner.nextInt();n = 1024 - n;int s64 = n/64;int a64 = n%64;int s16 = a64/16;int a16 = a64%16;int s4 = a16/4;int s1 = a16%4;int s = s1+s4+s16+s64;System.out.print(s);}}

解题结果