2020.8.21第四十六天

例8.3

import java.util.Scanner;
import java.lang.*;
public class cjava {
    public static void main(String[] args) {
        Time t = new Time();
        t.set_time();
        t.show_time();
}
}
class Time{
    int hour;
    int minute;
    int sec;
    void set_time() {
        Scanner s=new Scanner(System.in);
        hour=s.nextInt();
        minute=s.nextInt();
        sec=s.nextInt();
    }
    void show_time() {
        System.out.println(hour+":"+minute+":"+sec);
    }
}

2.遇到的问题：无

3.明天继续写例题