'''
You are asked to ensure that the first and last names of people begin with a capital letter in their passports. For example, alison heck should be capitalised correctly as Alison Heck.
hello world -> Hello World

Given a full name, your task is to capitalize the name appropriately.

Input Format

A single line of input containing the full name, S.

Constraints
0 <= len(S) <= 1000
The string consists of alphanumeric characters and spaces.
Note: in a word only the first character is capitalized. Example 12abc when capitalized remains 12abc.

Output Format

Print the capitalized string, S.

Sample Input

chris alan
Sample Output

Chris Alan
'''

def capitalize(s):
    print(' '.join(word.capitalize() for word in s.split(" ")))


if __name__=='__main__':
    s=input()
    capitalize(s)
