回答編集履歴
1
implements忘れ
test
CHANGED
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@@ -6,7 +6,7 @@
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6
6
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7
7
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```java
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8
8
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9
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-
public class Seiseki Comparable<Seiseki> {
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9
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+
public class Seiseki implements Comparable<Seiseki> {
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10
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11
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```
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12
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