回答編集履歴
1
修正
answer
CHANGED
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@@ -16,5 +16,5 @@
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16
16
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(2)
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17
17
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String num = "1";
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18
18
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String numFormat = "000" + num;
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19
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-
numFormat = numFormat.
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19
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+
numFormat = numFormat.substring(numFormat.length() - 3);
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20
20
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```
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