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>.
"""
Created on Tue Oct  3 23:09:34 2023

@author: 2300011376
"""
A=list(input())
A[0]=A[0].upper()
B=''.join(A)
print(B)