回答編集履歴
1
追記
test
CHANGED
|
@@ -5,3 +5,11 @@
|
|
|
5
5
|
int sum = Arrays.stream(a).sum();
|
|
6
6
|
|
|
7
7
|
```
|
|
8
|
+
|
|
9
|
+
|
|
10
|
+
|
|
11
|
+
**参考**
|
|
12
|
+
|
|
13
|
+
- [java.util クラスArrays](https://docs.oracle.com/javase/jp/8/docs/api/java/util/Arrays.html)
|
|
14
|
+
|
|
15
|
+
- [java.util.stream インタフェースIntStream](https://docs.oracle.com/javase/jp/8/docs/api/java/util/stream/IntStream.html)
|