01. Day of Week

import java.util.Scanner;

class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int day = Integer.parseInt(scanner.nextLine());

        String[] week = {
            "Monday",
            "Tuesday",
            "Wednesday",
            "Thursday",
            "Friday",
            "Saturday",
            "Sunday"

        };

        if (day > 0 && day < 8) {
            System.out.println(week[day - 1]);
        } else {
            System.out.println("Invalid day!");
        }
    }
}