#include<bits/stdc++.h>
using namespace std;
int main(){
    int S,g,sh,bai,z; 
    cin>>S;
    g=S%10;
    sh=S/10%10;
    bai=S/100;
    z=g*1+sh*10+bai*100+bai*1000+sh*10000+g*100000;
    cout<<z;
}
/**************************************************************
	Problem: 1620
	User: huanglingkai
	Language: C++
	Result: Accepted
	Time:7 ms
	Memory:2072 kb
****************************************************************/