#include <bits/stdc++.h>
using namespace std;
int main(){
	int a,q,w,e;
	cin>>a;
	q=a%10;
	w=a/100;
	e=a/10%10;
	cout<<q<<e<<w;
	return 0;
	}

/**************************************************************
	Problem: 1028
	User: ljl2
	Language: C++
	Result: Wrong Answer
****************************************************************/