1003: [编程入门]密码破译

import java.io.*;
import java.util.Arrays;

public class Main {
    public static BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
    public static BufferedWriter out = new BufferedWriter(new OutputStreamWriter(System.out));
    public static StreamTokenizer cin = new StreamTokenizer(new BufferedReader(new InputStreamReader(System.in)));
    public static PrintWriter cout = new PrintWriter(new OutputStreamWriter(System.out));

    public static void main(String[] args) throws Exception {
        cin.nextToken();
        String s = cin.sval;
        char[] c = s.toCharArray();
        for (int i = 0; i < 5; i++) {
            c[i] += 4;
        }
        cout.print(c);
        cout.flush();
    }
}