Capitalization is writing a word with its first letter as a capital letter. Your task is to capitalize the given word.

Note, that during capitalization all the letters except the first one remains unchanged.
A single line contains a non-empty word. This word consists of lowercase and uppercase English letters. The length of the word will not exceed 10<sup class="upper-index">3</sup>.
import string
alphabetListLower = list(string.ascii_lowercase)
alphabetListUpper = list(string.ascii_uppercase)

def solve():

    string = input()
    firstSymbol = string[0]
    if firstSymbol in alphabetListLower:
        firstSymbolIndex = alphabetListLower.index(firstSymbol)
        string = alphabetListUpper[firstSymbolIndex] + string[1:]
        print(string)
    else:
        print(string)

if __name__ == '__main__':
    solve()