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>.
n = input()

if len(n)<pow(10,3):
    for i in range(len(n)):
        if i==0 and len(n)==1:
            print(n[0].upper())
        elif i==0:
            print(n[0].upper(),end='')
        elif i==len(n)-1:
            print(n[i])
        else:
            print(n[i],end='')