#include <iostream>
#include <vector>
#include <string>
#include <stack>
#include <map>
#include <algorithm>
#include <iomanip>
#include <cmath>
using namespace std;

#define MAXV 1000000000
#define MOD 1000000007
using ll = long long;

bool operator<(const pair<int, int>& a, const pair<int, int>& b) {
	if (a.first == b.first) {
		return a.second < b.second;
	}
	return a.first < b.first;
}
vector<pair<string, string>> vp;
int main() {
	
	int N; cin >> N;
	cout << N << endl;
}