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 Tue Sep 26 17:08:28 2023

@author: 2300011794
"""
word=input()
if ord(word[0])//32==3:
    print(chr(ord(word[0])-32),end="")
    print(word[1:])
else:
    print(word)