[ソフトウェア工学]第3の対のプログラミング作業：四則演算（Java実装）

public class MAIN {
    public static void main(String[] args) {
        String[] testSet = new String[]{"-n", "10000", "-r", "10"};
//        String[] testSet = new String[]{"-e", "./Exercises.txt", "-a", "./Answers.txt"};
        Date before = new Date();
        ServiceManager.getInstance(testSet).getService().handleRequest();
        System.out.println("生成完毕，耗时 " + (new Date().getTime() - before.getTime()) / 1000.0f + " 秒");
    }
}