回答編集履歴
1
追記
answer
CHANGED
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@@ -10,4 +10,19 @@
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10
10
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std::cout << str << std::endl;
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11
11
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}
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12
12
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}
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13
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+
```
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14
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+
[追記] バッテン
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15
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```C++
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16
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#include <iostream>
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17
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#include <string>
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18
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+
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19
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int main() {
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20
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int n = 10;
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21
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for ( int i = 0; i < n; ++i ) {
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22
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std::string str(n,'.');
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23
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str[i] = '*';
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24
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str[n-i-1] = '*';
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25
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std::cout << str << std::endl;
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26
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}
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27
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}
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13
28
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```
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