#include<bits/stdc++.h> 
using namespace std;
int main()
{
	int n,g,s,b;
	cin>>n;
	g=n%10;
	s=n/10%10;
	b=n/100%10;
	n=g+s+b; 
	cout<<g<<s<<b;
	
	 
}
/**************************************************************
	Problem: 1028
	User: yangjunwen
	Language: C++
	Result: Wrong Answer
****************************************************************/