回答編集履歴
1
追記
answer
CHANGED
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@@ -12,7 +12,7 @@
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12
12
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int[] nums = { -1, -1, -1, -1, -1 };
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13
13
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14
14
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while (true) {
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15
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-
int index = input_index(sc, "Index --> ", nums.length);
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15
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+
int index = input_index(sc, "Index --> ", nums.length - 1);
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16
16
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if (index == -1) {
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17
17
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break;
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18
18
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}
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@@ -46,4 +46,20 @@
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46
46
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}
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47
47
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}
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48
48
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}
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49
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+
```
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50
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+
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51
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+
追記：
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52
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+
try catch で書いてみました。
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53
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+
```java
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54
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static private int input_int(Scanner sc, String message) {
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55
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while (true) {
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56
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System.out.print(message);
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57
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try {
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58
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return sc.nextInt();
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59
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} catch (Exception ex) {
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60
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System.out.println("Input Mismatch");
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61
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sc.nextLine();
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62
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}
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63
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}
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64
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}
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49
65
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```
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