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.

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

Input Format

A single line of input containing the full name, $\mbox{S}$.

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, $\mbox{S}$.

Sample Input
chris alan

Sample Output
Chris Alan

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