#include using namespace std; int n, dp[1000009]; int main() { dp[1] = 1, dp[2] = 2, dp[3] = 5; cin >> n; for (int i = 4; i <= n; i++) { dp[i] = (dp[i - 1] * 2 + dp[i - 3]) % 10000; } cout << dp[n] << endl; return 0; }