import java.util.Scanner;

public class OutSide11 {
  public static void main(String[] args){

    String string;
    String string2;
    String string3;

Scanner console = new Scanner(System.in);

System.out.println("What is on your mind? ");
string = console.nextLine();

string2 = string.substring(0,string.indexOf(' '));
string3 = string.substring(string2.length()+1,string.length());


System.out.println(Character.toUpperCase(string3.charAt(0)) + string3.substring(1,string3.length()) + " " + Character.toLowerCase(string2.charAt(0)) + string.substring(1,string.indexOf(' '))  );


  }
}