#include <cstdio>
#include <cstdlib>
#include <string>
#include <cmath>

#include <iostream>
using namespace std;

int main()
{

string input;
unsigned long output;

while (cin >> input)
{

output = 0;

for (size_t digit = 0; digit != input.size(); digit++)
{

output += (input[digit] - 48) * (unsigned long)pow(10, digit); //ASCII '1' 的十進位值為 49

}

cout << output << endl;

}

return 0;

}