#include <fstream>
#include <string.h>
using namespace std;
const int M = 666013;
ifstream fin("kfib.in");
ofstream fout ("kfib.out");

int N,Z[2][2],Sol[2][2];

inline void Mult(int A[2][2],int B[2][2],int C[2][2])
{
    for (int i = 0;i < 2;i++)
        for (int j = 0;j < 2;j++)
            for (int k = 0;k < 2;k++)
                 C[i][j] = (C[i][j] + 1LL*A[i][k]*B[k][j]) % M;
}

inline void Solve(int P)
{
    int C[2][2];
    Z[0][1] = Z[1][0] = Z[1][1] = 1;
    memcpy(Sol,Z,sizeof(Z));

    while (P)
    {
        if (P % 2)
        {
            memset(C,0,sizeof(C));
            Mult(Sol,Z,C);
            memcpy(Sol,C,sizeof(C));

        }
        memset(C,0,sizeof(C));
        Mult(Z,Z,C);
        memcpy(Z,C,sizeof(C));
        P /= 2;
    }
}

int main()
{
    fin >> N;
    Solve(N-1);
    fout << Sol[1][0] << "\n";

    return 0;
}