#include <iostream>
#include <vector>
#include <algorithm>
#include <cmath>
using namespace std;
int main() {
int n;
int dp[1000] = {};
scanf("%d", &n);
dp[1] = 1;
dp[2] = 2;
for (int i=3; i <= n ; i++) {
dp[i] = (dp[i-1] + dp[i-2]) % 10007;
}
printf("%d", dp[n]);
return 0;
}