回答編集履歴
3
コード修正
answer
CHANGED
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@@ -12,7 +12,7 @@
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12
12
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foods = [F(x) for x in ["卵", "魚", "小麦", "肉", "塩"]]
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13
13
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a,b,c,d,e = foods
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14
14
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stuff = [a, b, a*2+b, a+c, b*2+c*2, a+d, b*4+e, d+e, a*2+c*2+e]
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15
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-
print(
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15
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+
print(stuff)
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16
16
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17
17
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# ['卵', '魚', '卵*2+魚', '卵+小麦', '魚*2+小麦*2', '卵+肉', '魚*4+塩', '肉+塩', '卵*2+小麦*2+塩']
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18
18
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2
バグ修正
answer
CHANGED
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@@ -1,9 +1,31 @@
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1
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-
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1
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+
@teamiklさんのコメントに従い修正版
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2
2
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3
3
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```Py3
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4
4
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class F(str):
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5
5
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6
6
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def __mul__(self, v):
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7
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return F("{}*{}".format(self, v))
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8
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+
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9
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+
def __add__(self, v):
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10
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return F("{}+{}".format(self, v))
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11
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+
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12
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+
foods = [F(x) for x in ["卵", "魚", "小麦", "肉", "塩"]]
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13
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+
a,b,c,d,e = foods
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14
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+
stuff = [a, b, a*2+b, a+c, b*2+c*2, a+d, b*4+e, d+e, a*2+c*2+e]
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15
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+
print(s)
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16
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+
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17
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# ['卵', '魚', '卵*2+魚', '卵+小麦', '魚*2+小麦*2', '卵+肉', '魚*4+塩', '肉+塩', '卵*2+小麦*2+塩']
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18
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+
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19
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+
```
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20
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+
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21
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+
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22
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+
バグあり版も残しておきます。頂いたコメントの意味が通じなくなってしまうので。
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23
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+
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24
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+
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25
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+
```Py3
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26
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+
class F(str):
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27
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+
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28
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+
def __mul__(self, v):
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7
29
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return "{}*{}".format(self, v)
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8
30
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9
31
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def __add__(self, v):
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1
デバッグコメント削除
answer
CHANGED
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@@ -4,15 +4,12 @@
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4
4
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class F(str):
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5
5
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6
6
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def __mul__(self, v):
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7
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-
print(self, '*', v)
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8
7
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return "{}*{}".format(self, v)
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9
8
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10
9
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def __add__(self, v):
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11
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-
print(self, '+', v)
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12
10
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return "{}+{}".format(self, v)
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13
11
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14
12
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def __radd__(self, v):
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15
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-
print(self, 'r+', v)
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16
13
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return "{}+{}".format(v, self)
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17
14
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18
15
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