import java.util.Scanner;

public class PartyInvitation {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        String input = scanner.nextLine();
        int numberOfNames = 0;
        int validNames = 0;
        int invalidNames = 0;

        while (!input.equals("Statistic")) {
            numberOfNames++;
            if (isValid(input)) {
                validNames++;
                String properName = input.substring(0, 1).toUpperCase() + input.substring(1).toLowerCase(); //https://stackoverflow.com/questions/3904579/how-to-capitalize-the-first-letter-of-a-string-in-java/44472200
                System.out.println(properName);
            } else {
                invalidNames++;
                System.out.println("Invalid name!");
            }
            input = scanner.nextLine();
        }
        System.out.printf("Valid names are %.2f%% from %d names.", (double) validNames / numberOfNames * 100, numberOfNames);
        System.out.println();
        System.out.printf("Invalid names are %.2f%% from %d names.", (double) invalidNames / numberOfNames * 100, numberOfNames);
    }

    private static boolean isValid(String name) {
        boolean isValid = true;
        for (int i = 0; i < name.length(); i++) {
            Character currentChar = name.charAt(i);
            if (!Character.isLetter(currentChar)) {
                isValid = false;
                break;
            }
        }
        return isValid;
    }
}