回答編集履歴
2
java7の場合を追記
answer
CHANGED
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@@ -9,4 +9,28 @@
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9
9
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.findFirst().get();
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10
10
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11
11
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System.out.println(maxIndex);
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12
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+
```
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13
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+
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14
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+
～java7でしたらこんな感じですかね
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15
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+
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16
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+
```java
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17
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+
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18
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+
int[] a = new int[] { 1, 4, 2, 3, 4, 5 };
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19
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+
int[] b = new int[] { 2, 1, 5, 6, 7, 0 };
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20
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+
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21
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+
int maxIndex = 0;
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22
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+
int maxNum = 0;
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23
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+
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24
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+
for (int i = 0; i < a.length; i++) {
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25
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+
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26
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if (maxNum < a[i] + b[i]) {
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27
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+
maxNum = a[i] + b[i];
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28
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+
maxIndex = i + 1;
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29
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+
}
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30
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+
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31
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+
}
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32
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+
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33
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+
System.out.println(maxIndex);
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34
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+
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35
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+
}
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12
36
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```
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1
質問の意図を勘違いしていたので修正しました。
answer
CHANGED
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@@ -4,8 +4,9 @@
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4
4
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int[] a = new int[] { 1, 4, 2, 3, 4, 5 };
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5
5
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int[] b = new int[] { 2, 1, 5, 6, 7, 0 };
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6
6
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7
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-
int
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7
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+
int maxIndex = IntStream.range(0, a.length).mapToObj(index -> index)
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8
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+
.sorted((index1, index2) -> (a[index2] + b[index2]) - (a[index1] + b[index1]))
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8
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-
.
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9
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+
.findFirst().get();
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9
10
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10
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-
System.out.println(
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11
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+
System.out.println(maxIndex);
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11
12
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```
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