#include <iostream>

#include <math.h>

using namespace std;

int main(){

ios_base::sync_with_stdio(0); cin.tie(0);

int dp[1000 + 1];

dp[0] = 0, dp[1] = 1, dp[2] = 3, dp[3] = 5, dp[4] = 11;

int n;

cin >> n;

for(int i = 5; i <= n; i++){

dp[i] = (dp[i-1] + dp[i-2] * 2) % 10007;

}

cout << dp[n];

return 0;

}