#include <bits/stdc++.h>
using namespace std;
using Graph = vector<vector<long long>>; // グラフ型
Graph G; // グラフ
using ll = long long;
using ld = long double;
using str = string;
#define nedl endl
#define rep(i, n) for (long long i = 0; i < (long long)(n); i++)
#define repi(i,a,b) for(long long i = long long(a); i<long long(b); i++)
#define cfs(n) cout<<fixed<<setprecision(n)
#define sor(v) sort(v.begin(), v.end())
// ll max = *max_element(v.begin(), v.end());
// ll min = min_element(v.begin(), v.end());

int main() {
    ll N;
    cin >> N;
    cout << N << endl;
}