save project

diy2.py

@@ -13,3 +13,9 @@ def func(n):
 
 
 print(func(15)) #调用函数并打印结果
 print(func(15)) #调用函数并打印结果
 
 
+def func(n):
+    if n<=2:
+        return 1
+    elif n>2:
+        value = func(n-1)+func(n-2)
+        
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