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>.
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Mon Oct  2 16:28:47 2023

@author: 黄原明 2300011798
"""

s=input()
s1=s[0].upper()
s2=s[1:]#删去字符串第一个字符：用【1:】即可，这样从第二个字符开始输入。
print(s1+s2)
