CountdownTimer.java

import java.util.Scanner;
import java.util.Timer;
import java.util.TimerTask;

public class CountdownTimer {
    public static void main(String[] args) {
        // Countdown Timer Program

        Scanner scanner = new Scanner(System.in);
        
        System.out.print("Enter number of seconds to count down from: ");
        int response = scanner.nextInt();

        Timer timer = new Timer();
        TimerTask task = new TimerTask(){
            int count = response;
            
            @Override
            public void run() {
                

                System.out.println(count);
                count--;
                if(count<=0) {
                    System.out.println("Happy New Year!");
                    timer.cancel();
                }
            }
        };

        timer.scheduleAtFixedRate(task, 0, 1000);

        scanner.close();

    }
}