#include<bits/stdc++.h>
using namespace std;
int main(){
	int a,b,c,d,e;
	cin>>a;
	c=a%10;
	d=a/10%10;
	e=a/100;
	b=c*100+d*10+e*1;
	cout<<a+b;
	


    return 0;
}

/**************************************************************
	Problem: 1020
	User: linyuhang
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/