"""
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.


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

Input Format

A single line of input containing the full name, .

Constraints

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, .

Sample Input

chris alan
Sample Output

Chris Alan
"""


# Complete the solve function below.
def solve(s):
    return ' '.join(map(str.capitalize, s.split(' ')))


if __name__ == '__main__':
    s = input()
    result = solve(s)
    print(result)
