回答編集履歴
1
誤字
test
CHANGED
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@@ -9,6 +9,6 @@
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9
9
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10
10
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class B : public A {
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11
11
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public:
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12
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-
void func2(A a) {
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12
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+
void func2(A a) { a.call(a); }
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13
13
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};
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14
14
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```
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