import java.util.Scanner;
public class Main
{
public static void main(String[] args) {
Scanner keyboard = new Scanner(System.in);
String n = keyboard.nextLine();
char a,b;
a= n.charAt(0);
b= n.charAt(1);
if(a=='M'||a=='m')
{
System.out.print("Mathematics ");
}
else if(a=='C'||a=='c')
{
System.out.print("Computer Science ");
}
else if(a=='I'||a=='i')
{
System.out.print("Information Technology ");
}
if(b=='4')
{
System.out.print("Senior");
}
else if(b=='1')
{
System.out.print("Freshmen");
}
else if(b=='2')
{
System.out.print("Sophomore");
}
else if(b=='3')
{
System.out.print("Junior");
}
}
}
