#include using namespace std; const int N = 110; #define int long long int f[N]; signed main() { f[1] = 0; f[2] = 1; cout << f[1] << " " << f[2] << " "; for (int i = 3; i <= 100; i++) { f[i] = (i - 1) * (f[i - 1] + f[i - 2]); cout << f[i] << " "; } }