回答編集履歴
1
別解の追加
answer
CHANGED
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@@ -10,4 +10,16 @@
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10
10
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}
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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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+
別解
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15
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```java
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16
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class Main {
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17
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public static void main(String[] args) {
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18
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char[] a = "00 01 02 03 04 05 06 07 08 09".toCharArray();
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19
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for (char c = '0'; c <= '9'; c++) {
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20
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for (int i = 0; i < 30; i += 3) a[i] = c;
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21
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System.out.println(a);
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22
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}
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23
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}
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24
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}
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13
25
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```
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