回答編集履歴
3
ソース追記
answer
CHANGED
|
@@ -1,4 +1,34 @@
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|
|
1
1
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int a[][] = [3][4];→int [][] a= new int[3][4];
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2
2
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宣言＋初期化
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3
3
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int [][] a = {{0,0,0,0},{0,0,0,0},{0,0,0,0}};
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4
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-
参考：[Java配列の初期化大辞典!](https://engineer-club.jp/java-array-initialization)
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4
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+
参考：[Java配列の初期化大辞典!](https://engineer-club.jp/java-array-initialization)
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|
5
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+
・・・追記・・・
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|
6
|
+
```java
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|
7
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+
public static void main(String[] args) {
|
|
8
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+
// TODO code application logic here
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|
9
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+
int [][] a = {{0,0,0,0},{0,0,0,0},{0,0,0,0}};
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|
10
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+
// TODO code application logic here
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|
11
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+
for (int[] a1 : a) {
|
|
12
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+
for(int x: a1){
|
|
13
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+
System.out.println(x);
|
|
14
|
+
}
|
|
15
|
+
}
|
|
16
|
+
}
|
|
17
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+
```
|
|
18
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+
結果
|
|
19
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+
```text
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|
20
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+
run:
|
|
21
|
+
0
|
|
22
|
+
0
|
|
23
|
+
0
|
|
24
|
+
0
|
|
25
|
+
0
|
|
26
|
+
0
|
|
27
|
+
0
|
|
28
|
+
0
|
|
29
|
+
0
|
|
30
|
+
0
|
|
31
|
+
0
|
|
32
|
+
0
|
|
33
|
+
BUILD SUCCESSFUL (total time: 0 seconds)
|
|
34
|
+
```
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2
誤記修正
answer
CHANGED
|
@@ -1,4 +1,4 @@
|
|
|
1
1
|
int a[][] = [3][4];→int [][] a= new int[3][4];
|
|
2
2
|
宣言＋初期化
|
|
3
|
-
int
|
|
3
|
+
int [][] a = {{0,0,0,0},{0,0,0,0},{0,0,0,0}};
|
|
4
4
|
参考：[Java配列の初期化大辞典!](https://engineer-club.jp/java-array-initialization)
|
1
追記
answer
CHANGED
|
@@ -1,1 +1,4 @@
|
|
|
1
|
-
int a[][] = [3][4];→int [][] a= new int[3][4];
|
|
1
|
+
int a[][] = [3][4];→int [][] a= new int[3][4];
|
|
2
|
+
宣言＋初期化
|
|
3
|
+
int a[][] = {{0,0,0,0},{0,0,0,0},{0,0,0,0}};
|
|
4
|
+
参考：[Java配列の初期化大辞典!](https://engineer-club.jp/java-array-initialization)
|