0_0_39137268_31084\Main.java:3: 错误: 需要class, interface或enum
public classMain{
^
0_0_39137268_31084\Main.java:5: 错误: 需要class, interface或enum
public static boolean isValidIdentifier(String s) {
^
0_0_39137268_31084\Main.java:9: 错误: 需要class, interface或enum
}
^
0_0_39137268_31084\Main.java:13: 错误: 需要class, interface或enum
}
^
0_0_39137268_31084\Main.java:15: 错误: 需要class, interface或enum
public static void main(String[] args) {
^
0_0_39137268_31084\Main.java:17: 错误: 需要class, interface或enum
System.out.print("输入测试实例个数: ");
^
0_0_39137268_31084\Main.java:18: 错误: 需要class, interface或enum
int n = scanner.nextInt();
^
0_0_39137268_31084\Main.java:19: 错误: 需要class, interface或enum
scanner.nextLine(); // 消耗掉换行符
^
0_0_39137268_31084\Main.java:21: 错误: 需要class, interface或enum
for (int i = 0; i < n; i++) {
^
0_0_39137268_31084\Main.java:21: 错误: 需要class, interface或enum
for (int i = 0; i < n; i++) {
^
0_0_39137268_31084\Main.java:21: 错误: 需要class, interface或enum
for (int i = 0; i < n; i++) {
^
0_0_39137268_31084\Main.java:23: 错误: 需要class, interface或enum
String testStr = scanner.nextLine();
^
0_0_39137268_31084\Main.java:25: 错误: 需要class, interface或enum
if (isValidIdentifier(testStr)) {
^
0_0_39137268_31084\Main.java:27: 错误: 需要class, interface或enum
} else {
^
0_0_39137268_31084\Main.java:29: 错误: 需要class, interface或enum
}
^
15 个错误
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