#include <iostream>
#include <string>
using namespace std;

int main(int argc, char **argv){
	const string delims("	\t,.;");
	string line;

	//for every line read successfully
	while(getline(cin, line)){
		string::size_type begIdx, endIdx;

		//search beginning of the first word
		begIdx = line.find_first_not_of(delims);

		//while beginning of the first word
		while(begIdx != string::npos){
			//search end of the actual word
			endIdx = line.find_first_of(delims, begIdx);
			if(endIdx == string::npos){
				//end of word is end of file
				endIdx = line.length();
			}

			//print characters in reverse order
			for(int i=endIdx-1;i>=static_cast<int>(begIdx);--i){
				cout << line[i];
			}
			cout << ' ';

			//search beginning of the next word
			begIdx = line.find_first_not_of(delims, endIdx);
		}
		cout << endl;
	}
	return 0;
}