#include<bits/stdc++.h> using namespace std; int main() { int a=0,b=0; string s; getline(cin,s); a=s.find(" "); while(a>=0) { std::reverse(s.begin()+b,s.begin()+a); b=a+1; a=s.find(" ",b); } std::reverse(s.begin()+b,s.end()); cout<<s; }