import java.util.Scanner; public class 摩斯密码 { public static void main(String[] args) { String[] morseCodes = { "-----", ".----", "..---", "...--", "....-", ".....", "-....", "--...", "---..", "----." }; Scanner in = new Scanner(System.in); String input = in.next(); StringBuilder morseOutput = new StringBuilder(); for (int i = 0; i < input.length(); i++) { char digit = input.charAt(i); int index = digit - '0'; // 将字符转换为数字 morseOutput.append(morseCodes[index]); } System.out.println(morseOutput.toString()); } }