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 Mon Oct  2 16:20:39 2023

@author: masiyu004
"""

x=list(input())
n=ord(x[0])
if n>=97 and n<=122:
    x[0]=chr(n-32)
elif n>=65 and n<=90:
    x[0]=chr(n)
for i in range(len(x)):
    print(x[i],end='')