#pragma once


bool isLetter(char);
void reverse(char*);




#include <iostream>
#include "azis.h"

using namespace std;


int main() {
	char text[100];
	cin.getline(text, 99);
	cout << text << endl;
	reverse(text);

	return 0;
}



#include <iostream>
#include "azis.h"

bool isLetter(char c) {
	return ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z'));
}

void reverse(char* str) {
	unsigned cnt = 0;
	for (int i = 0; str[i - 1] != '\0'; i++) {
		if (isLetter(str[i])) {
				cnt++;
		}
		if (!isLetter(str[i])) {
			for (int j = 1; j <= cnt; j++) {
				std::cout << str[i - j];
			}
			std::cout << " ";
		}
		if (!isLetter(str[i])) cnt = 0;
	}
}