import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
      Scanner day = new Scanner(System.in);
      
        System.out.println("Check which day is today");
  
         int userinput = day.nextInt();
  
  
      switch(userinput)
      { //iska braces 
 
     case 1:
         System.out.println("monday");
         break;
      
     case 2:
         System.out.println("tuesday");
         break;
  
     case 3:
         System.out.println("wednesday");
         break;
     case 4:
         System.out.println("thursday");
         break;
     case 5:
         System.out.println("friday");
         break;
    
     case 6:
         System.out.println("saturday");
         break;
     case 7:
         System.out.println("sunday");
         break;
      } //case brac close
  
    }
}