#include <iostream>
#include <string>
#include <sstream>

using namespace std;

int main(int argc, char *argv[])
{
	// Reads a line from input and converts it to int.
	string input;
	getline(cin, input);
	
	int value;
	stringstream str(input);
	str >> value;

	cout << value << endl;

	return 0;
}