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>.
s=str(input())
alphabets_upper='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
alphabets_lower='abcdefghijklmnopqrstuvwxyz'
new_str=''
if s[0] in alphabets_upper:
    print(s)
else:
    index=alphabets_lower.index(s[0])
    new_=alphabets_upper[index]
    new_str = new_
    for i in range (1,len(s)):
        new_str+=s[i]
    print(new_str)


    