#include <cstdio>
#include <cstring>

using namespace std;

const int MOD = 666013;

int MA[3][3], S[3][3],
    N;

void mult(int A[][3], int B[][3], int C[][3]) {
    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]) % MOD;
}

void lg_p(int P, int M[][3]) {
    int C[3][3], AUX[3][3];

    memcpy(C, MA, sizeof(MA));
    M[0][0] = M[1][1] = 1;

    for(int i = 0; (1 << i) <= P; i++) {
        if(P & (1 << i)) {
            memset(AUX, 0, sizeof(AUX));
            mult(M, C, AUX);
            memcpy(M, AUX, sizeof(AUX));
        }

        memset(AUX, 0, sizeof(AUX));
        mult(C, C, AUX);
        memcpy(C, AUX, sizeof(C));
    }
}

int main()
{
    freopen("kfib.in", "r", stdin);
    freopen("kfib.out", "w", stdout);

    scanf("%i", &N);
    MA[0][0] = 0;
    MA[0][1] = MA[1][0] = MA[1][1] = 1;

    lg_p(N-1, S);

    printf("%i", S[1][1]);
    return 0;
}