Problem:
Score : 100 points

Problem Statement

Given is a string S representing the day of the week today.

S is SUN, MON, TUE, WED, THU, FRI, or SAT, for Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, and Saturday, respectively.

After how many days is the next Sunday (tomorrow or later)?

Constraints

S is SUN, MON, TUE, WED, THU, FRI, or SAT.

Input

Input is given from Standard Input in the following format:

S

Output

Print the number of days before the next Sunday.

Sample Input 1

SAT

Sample Output 1

1

It is Saturday today, and tomorrow will be Sunday.

Sample Input 2

SUN

Sample Output 2

7

It is Sunday today, and seven days later, it will be Sunday again.

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.util.*;
 public class Main{
    public static void main(String args[])
{
       String s;
        Scanner sc=new Scanner(System.in);
        s=sc.nextLine();
        if(s.equals("SUN"))
        {
            System.out.println("7");
        }
        if(s.equals("MON"))
        {
            System.out.println("6");
        }
        if(s.equals("TUE"))
        {
            System.out.println("5");
        }
        if(s.equals("WED"))
        {
            System.out.println("4");
        }
        if(s.equals("THU"))
        {
            System.out.println("3");
        }
        if(s.equals("FRI"))
        {
            System.out.println("2");
        }
        if(s.equals("SAT"))
        {
            System.out.println("1");
        }

    
}
}