# -*- coding: utf-8 -*-
"""
Created on Mon Dec 30 15:46:32 2019

@author: Varad Srivastava
"""

"""
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

"""

#!/bin/python3

import math
import os
import random
import re
import sys

# Complete the solve function below.
def solve(s):
    strlist = list(s)
    strlist[0] = strlist[0].upper()
    for i in range(1,len(strlist)):
        if strlist[i]==" ":
            strlist[i+1] = strlist[i+1].upper()
            
    return "".join(strlist)

if __name__ == '__main__':
    fptr = open(os.environ['OUTPUT_PATH'], 'w')

    s = input()

    result = solve(s)

    fptr.write(result + '\n')

    fptr.close()