0_0_35901006_22886\Main.java:14: 错误: 需要:
case "+" -> System.out.println(n1 + n2);
^
0_0_35901006_22886\Main.java:14: 错误: 非法的表达式开始
case "+" -> System.out.println(n1 + n2);
^
0_0_35901006_22886\Main.java:14: 错误: 需要';'
case "+" -> System.out.println(n1 + n2);
^
0_0_35901006_22886\Main.java:15: 错误: 需要:
case "-" -> System.out.println(n1 - n2);
^
0_0_35901006_22886\Main.java:15: 错误: 非法的表达式开始
case "-" -> System.out.println(n1 - n2);
^
0_0_35901006_22886\Main.java:15: 错误: 需要';'
case "-" -> System.out.println(n1 - n2);
^
0_0_35901006_22886\Main.java:16: 错误: 需要:
case "*" -> System.out.println(n1 * n2);
^
0_0_35901006_22886\Main.java:16: 错误: 非法的表达式开始
case "*" -> System.out.println(n1 * n2);
^
0_0_35901006_22886\Main.java:16: 错误: 需要';'
case "*" -> System.out.println(n1 * n2);
^
0_0_35901006_22886\Main.java:17: 错误: 需要:
case "/" -> {
^
0_0_35901006_22886\Main.java:17: 错误: 非法的表达式开始
case "/" -> {
^
0_0_35901006_22886\Main.java:17: 错误: 需要';'
case "/" -> {
^
0_0_35901006_22886\Main.java:26: 错误: 需要<标识符>
in.close();
^
0_0_35901006_22886\Main.java:28: 错误: 需要class, interface或enum
}
^
14 个错误
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