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 Thu Sep 28 19:44:04 2023

@author: 刘婉婷 2300012258
"""

s=input()
k=s[0].upper()
s=s.replace(s[0], k,1)
print(s)
