Problem:
Day of Week

The 9th day of September 2017 is Saturday. Then, what day of the week is the X-th of September 2017?

Given a day in September 2017, write a program to report what day of the week it is.

Input

The input is given in the following format.

X

The input line specifies a day X (1 ≤ X ≤ 30) in September 2017.

Output

Output what day of the week it is in a line. Use the following conventions in your output: "mon" for Monday, "tue" for Tuesday, "wed" for Wednesday, "thu" for Thursday, "fri" for Friday, "sat" for Saturday, and "sun" for Sunday.

Sample Input 1

1

Sample Output 1

fri

Sample Input 2

9

Sample Output 2

sat

Sample Input 3

30

Sample Output 3

sat

Solution in JAVA (judge verdict: Accepted)


import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int x = scanner.nextInt();
        switch (x%7) {
            case 0:
                System.out.println("thu");
                break;
            case 1:
                System.out.println("fri");
                break;
                case 2:
                System.out.println("sat");
                break;
                case 3:
                System.out.println("sun");
                break;
                case 4:
                System.out.println("mon");
                break;
                case 5:
                System.out.println("tue");
                break;
                case 6:
                System.out.println("wed");
                break;
        }
    }
}