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#include <stdio.h>
#define MOD 666013
int n;
void inmultire(int a[2][3])
{
int c[2][3]={ {0,0},{0,0} };
c[1][1]=a[1][2];
c[1][2]=a[1][1]+a[1][2];
a[1][1]=c[1][1] % MOD;
a[1][2]=c[1][2] % MOD;
}
int F[2][3] = {{0,0},{1,1}};
int main()
{
freopen("kfib.in","r",stdin);
freopen("kfib.out","w",stdout);
scanf("%d ",&n);
int i;
for(i=1;i<=n;i++)
inmultire(F);
printf("%d\n",F[1][2]);
return 0;
}