回答編集履歴
1
null処理の追加
test
CHANGED
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@@ -84,7 +84,13 @@
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84
84
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85
85
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}
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86
86
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87
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-
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87
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+
if(selected == null){
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88
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+
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89
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System.out.println("1-3の数字を入力して下さい");
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90
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+
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91
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return;
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92
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+
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93
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+
}
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88
94
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89
95
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selected.machine()
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90
96
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