#include <cstdio>
#include <cstring>
int n,i,mod=666013;
int mat[3][3],sol[3][3];
inline void mult(int a[][3], int b[][3], int c[][3]) {
    int i,j,k;
    for(i=0;i<2;i++)
        for(j=0;j<2;j++)
            for(k=0;k<2;k++)
                c[i][j]=(c[i][j]+1LL*a[i][k]*b[k][j])%mod;
             
}
inline void lg_power(int p, int mat[][3]) 
{
    int c[3][3],aux[3][3],i;
    memcpy(c,mat,sizeof(mat));
    mat[0][0]=mat[1][1]=1;
    for (i = 0; (1 << i) <= p; i++) {
        if (p & (1 << i)) 
        {
            memset(aux,0,sizeof(aux));
            mult(mat,c,aux);
            memcpy(mat,aux,sizeof(aux));
        }
        memset(aux,0,sizeof(aux));
        mult(c,c,aux);
        memcpy(c,aux,sizeof(c));
    }
}
int matain() 
{
    freopen("kfib.in","r",stdin);
    freopen("kfib.out","w",stdout);
    scanf("%d",&n);
    mat[0][0]=0;mat[0][1]=mat[1][0]=mat[1][1]=1;
    lg_power(n-1,sol);
    printf("%d\n",sol[1][1]);
    return 0;
}