#include <bits/stdc++.h>
using namespace std;
int main(){
	int s;
	cin>>s;
	cout<<s/100*101+s/10%10*20+s%10*101;
	return 0;
}

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