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

int main() {
    string str, tmp;
    while(cin >> tmp) {
        reverse(tmp.begin(), tmp.end());
        str += (tmp + " ");
    }
    str.pop_back();
    reverse(str.begin(), str.end());
    cout << str << endl;
    return 0;
}

先局部反转 再整体反转