回答編集履歴
1
append
test
CHANGED
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@@ -33,3 +33,31 @@
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root = gentree(root, list(f)) # ★str→listに変換
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```
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ちなみに`gentree`関数の第一引数には意味がないため、下記コードの方がすっきりしますね。
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```Python
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def gentree(w):
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p = tnode()
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p.ope = w.pop()
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if p.ope == "-" or p.ope == "+" or p.ope == "*" or p.ope == "/" :
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p.right = gentree(w)
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p.left = gentree(w)
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return p
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root = gentree(list(f))
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```
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