#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <map>
#include <queue>
#include <numeric>
#include <climits>
using namespace std;
using ll = long long;
const ll mod = 1000000007;
int n, W;
string s, t;
string str = "yukicoder";
int main() {
cin.tie(0);
ios::sync_with_stdio(false);
	cin >> n;
	cout << n << endl;
	return 0;
}