import java.util.Scanner;
public class Main{
    public static void main(String[] args) {
      Scanner sc=new Scanner(System.in);
      String str=sc.next();
        for (int i = 0; i <str.length(); i++) {
            if(str.charAt(i)<='z'&&str.charAt(i)>='a'){
                str.charAt (i)=str.charAt(i)+'A'-'a';//就这行出错，服了
            }
        }
        System.out.println(str);
    }
}