Regex_Pattern = r'^\d+[A-Z]+[a-z]+$'	# Do not delete 'r'.

Regex_Pattern = r'^\d{1,}[A-Z]{1,}[a-z]{1,}$'	# Do not delete 'r'.

import java.io.*;
import java.util.*;
import java.util.regex.Pattern;
import java.util.regex.Matcher;
public class Solution {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        Pattern pattern = Pattern.compile("^\\d+[A-Z]+[a-z]+$");
        Matcher matcher = pattern.matcher(scanner.nextLine());
        boolean found = matcher.find();
        System.out.println(found);
    }
}

Regex_Pattern = r'^\d+[A-Z]+[a-z]+$'	# Do not delete 'r'.

import re

print(str(bool(re.search(Regex_Pattern, input()))).lower())