#include <bits/stdc++.h>
using namespace std;
#define int long long
const int mod = 1e9 + 7;
void solve(){
    int n; cin >> n;
    int ans = ((n % mod) * (n % mod)) % mod;
    cout << ans << endl;
}
signed main(){
    ios::sync_with_stdio(0);
    cin.tie(0), cout.tie(0);
    int T = 1;
    // cin >> T; 
    while(T--){
        solve();
    }
    return 0;
}