Untitled
user_8840555
python
6 months ago
174 B
1
Indexable
Never
import sys sys.setrecursionlimit(3000) def f(n): if n == 1: return 1 if n > 1: return 2 * n * f(n - 1) - 1 print(f(2000) / f(1997))
import sys sys.setrecursionlimit(3000) def f(n): if n == 1: return 1 if n > 1: return 2 * n * f(n - 1) - 1 print(f(2000) / f(1997))