#include <iostream>
using namespace std;
int main(){
    int n,a,b,c,x;
    cin>>n;
    a=n/100;
    b=n/10%10;
    c=n%10;
    x=c*100+b*10+a*1;
    cout<<x<<endl;
}
/**************************************************************
	Problem: 1028
	User: wuhanyu
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/