#include <cstdio>
#define MAXN 1000000
#define mod 666013
 
using namespace std;
 
int N, F[MAXN], i;
 
int main() {
	freopen("kfib.in", "r", stdin);
	freopen("kfib.out", "w", stdout);
 
	scanf("%d", &N);
 
	F[1] = F[2] = 1;
	for (i = 3; i <= N; i++)
		F[i] = (F[i - 1] + F[i - 2]) % mod;
 
	printf("%d\n", F[N]);
 
	return 0;
}