ssd3课程实验4,附带源代码，简单的java订票系统

icarnegie ssd3 practical 9 java code

import java.io.*; import java.util.*; public class SecondsCalculator { private static BufferedReader stdIn = new BufferedReader(new InputStreamReader(System.in)); private static PrintWriter stdErr = new PrintWriter(System.err, true); private static P