/*
ID: Sho10
LANG: C++
*/
#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho10
#define ll long long int
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define all(a) (a).begin(), (a).end()
#define sz size
#define f first
#define s second
#define pb push_back
#define er erase
#define in insert
#define mp make_pair
#define pi pair
#define rc(s) return cout<<s,0
#define endl '\n'
#define mod 1000000007
#define PI 3.14159265359
#define CODE_START  ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
ll n;
pair<ll,ll>a;
int32_t main(){
CODE_START;
ifstream cin("kfib.in");
ofstream cout("kfib.out");
cin>>n;
n=n%666013;
a.f=1;
a.s=1;
for(ll i=2;i<=n;i++)
{
    ll x,y;
    x=a.f;
    y=a.s;
    x=x+y;
    y=y%666013;
    x=x%666013;
    a={y,x};
}
cout<<a.f;
}