#include <fstream>
using namespace std;
ifstream f("kfib.in");
ofstream g("kfib.out");
int k,r,i,a1,a2,m=666013;
int main () 
{
    f>>k;
	k=k%1332028;
    a1=0;a2=1;
    for (i=1;i<=k;i++)
	{
        r=a2%m;
		a2=(a1+a2)%m;
		a1=r%m;
    }
    g<<a1<<"\n";
    return 0;
}