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 Oct  3 21:28:14 2023

@author: huozi
"""

# 读入单词
word = input()

# 将首字母转换为大写
capitalized_word = word[0].upper() + word[1:]

# 输出结果
print(capitalized_word)