Create 4.py

2021-02-17 11:18:10 +01:00 · 2021-02-17 11:18:10 +01:00 · 6dc92306fc
commit 6dc92306fc
parent e503288818
1 changed files with 7 additions and 0 deletions
--- a/15/b/4.py
+++ b/15/b/4.py
@ -0,0 +1,7 @@
+def choose(n, k):
+   res = n/k
+   while k > 1:
+      n-= 1
+      k -= 1
+      res *= n/k
+   return res