save project

089e4083 · BellCodeEditor · b16f38f3 · 089e4083
Commit 089e4083 authored Jul 11, 2021 by BellCodeEditor
Showing with 8 additions and 0 deletions
bb.py
--- a/bb.py
+++ b/bb.py
+def a(n):
+    if n<=2:
+        return 1
+    else:
+        x=a(n-1)+a(n-2)
+        return x
+b=a(20)
+print(b)