import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class Main { public static boolean isRight(int n, char c) { //判断校验码的有效性 char[] m = {'1','0','X','9','8','7','6','5','4','3','2'}; // 校验码 if(m[n] == c) { return true...