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>.
#-*- coding: utf-8 -*
'''
Created on Fri Sep 29
author 钱瑞 2300011480
'''
s=str(input())
if 'A'<=s[0]<='Z':
    print(s)
else:
    print(chr(ord(s[0])-ord('a')+ord('A'))+s[1:])
