回答編集履歴
1
追記
test
CHANGED
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@@ -26,7 +26,7 @@
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26
26
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27
27
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while (true) {
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28
28
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29
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-
int index = input_index(sc, "Index --> ", nums.length);
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29
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+
int index = input_index(sc, "Index --> ", nums.length - 1);
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30
30
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31
31
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if (index == -1) {
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32
32
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@@ -95,3 +95,35 @@
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95
95
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}
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96
96
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97
97
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```
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98
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+
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99
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+
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100
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+
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101
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+
追記：
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102
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+
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103
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+
try catch で書いてみました。
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104
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+
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105
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```java
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106
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107
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static private int input_int(Scanner sc, String message) {
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108
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109
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while (true) {
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110
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111
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System.out.print(message);
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112
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113
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try {
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114
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115
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return sc.nextInt();
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116
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117
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} catch (Exception ex) {
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118
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119
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System.out.println("Input Mismatch");
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120
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121
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sc.nextLine();
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122
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+
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123
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}
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124
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+
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125
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}
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126
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+
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127
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}
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128
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+
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129
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```
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