#include <iostream>

using namespace std;

void reverse(char *&word) {
    int len = strlen(word);
    for (int i = 0; i < len / 2; i++) {
        swap(word[i], word[len - 1 - i]);
    }
}

char **split(char *sentence, int &N) {
    int k = 0;
    for (size_t i = 0; i < strlen(sentence); i++) {
        if (sentence[i] == ' ')k++;
    }
    if (k == 0) {
        char **words = new char *[1];
        words[0] = sentence;
        N = 1;
        return words;
    }

    char **words = new char *[k + 1];
    int wordsSize = 0;
    char *buffer = new char[strlen(sentence)];
    int bufferSize = 0;
    for (size_t i = 0; i < strlen(sentence); i++) {
        if (sentence[i] == ' ') {
            char *newWord = new char[bufferSize+1];
            for (int j = 0; j < bufferSize; j++) {
                newWord[j] = buffer[j];
            }
            newWord[bufferSize] = '\0';
            words[wordsSize++] = newWord;
            bufferSize = 0;
            continue;
        }
        buffer[bufferSize++] = sentence[i];
    }
    char *newWord = new char[bufferSize];
    for (int j = 0; j < bufferSize; j++) {
        newWord[j] = buffer[j];
    }
    newWord[bufferSize] = '\0';
    words[wordsSize++] = newWord;
    delete[] buffer;
    N = wordsSize;
    return words;
}

char *reverseSentence(char *sentence) {
    int N;
    char **words = split(sentence, N);
    for (int i = 0; i < N; i++) {
        reverse(words[i]);
    }
    char *result = new char[strlen(sentence)];
    for (int i = 0; i < strlen(sentence); i++) {
        result[i] = '\0';
    }
    result = strcat(result, words[0]);
    for (int i = 1; i < N; i++) {
        result = strcat(result, " ");
        result = strcat(result, words[i]);
    }
    return result;
}

int main() {
    char *sentence = new char[80];
    gets(sentence);
    char *reversedSentence = reverseSentence(sentence);
    cout << reversedSentence << endl;
    return 0;
}