#include <algorithm>
#include <iostream>
#include <string>
 
void print_reverse(std::string s)
{
    std::reverse(s.begin(), s.end());
    for (auto it = s.begin(); it != s.end(); ) {
        auto it2 = std::find(it, s.end(), ' ');
        std::reverse(it, it2);
        it = it2;
        if (it != s.end()) {
            ++it;
        }
    }
    std::cout << s << std::endl;
}
 
int main()
{
    print_reverse("birds and bees");
    return 0;
}
 

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