تبدیل زمان و نشان دادن نهایی آن+java

import java.util.Scanner;

public class Saat{

public static void main(String args[])

{

Scanner input=new Scanner(System.in);

int hour,second,minute;

System.out.println("enter hour");

hour=input.nextInt();

if(hour>=25)

System.out.println("choose a number between 1-24");

else

System.out.print(hour+"=saat\n"+ hour*60 +"=minutes\n"+hour*3600 +"=seconds");

System.out.println("enter minutes");

minute=input.nextInt();

if(minute >=60 || minute<=0)

    System.out.println("enter number between 1 to 60");

System.out.println(minute + "=minutes\n"+minute*60 +"=seconds\n");

System.out.println("enter seconds");

second=input.nextInt();

if(second>=60)

    System.out.println("enter a number between 1-60");

System.out.println(second+"= seconds");

System.out.print("the time is=");

System.out.println(hour +":"+minute+":"+second);

}

}