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#include <bits/stdc++.h>
using namespace std;
long long dp[5005][5005];///i alergatori, j diferiti
int main()
{
ifstream cin("100m.in");
ofstream cout("100.out");
long long n,suma=0;
cin>>n;
dp[1][1]=1;
for(int i=2;i<=n;i++)
{
for(int j=1;j<=n;j++)
{
dp[i][j]=(dp[i-1][j]*j+dp[i-1][j-1]*j)%666013;
}
}
for(int i=1;i<=n;i++)
suma=(suma+dp[n][i])%666013;
cout<<suma;
return 0;
}