题解 | #进制转换#使用Ascall码

import java.util.Scanner;

public class Main {
    /**
     * 进制转换  16>10
     * @param args
     */
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        while (scanner.hasNextLine()) {
            char[] chars = scanner.nextLine().substring(2).toCharArray();
            int num = 0;
            for (int i = 0; i < chars.length; i++) {
                char c = chars[i];
                if (c >= 'A' && c <= 'Z') {
                    num = num*16+c-'A'+10;
                }else {
                    num = num*16+c-'0';
                }
            }
            System.out.println(num);
        }
    }
}