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View Compilation Error

0_0_39653281_31384\Main.java:5: 错误: 需要class, interface或enum
    public static boolean isPrime(int num) {  
                  ^
0_0_39653281_31384\Main.java:8: 错误: 需要class, interface或enum
        }  
        ^
0_0_39653281_31384\Main.java:9: 错误: 需要class, interface或enum
        for (int i = 2; i * i <= num; i++) {  
                        ^
0_0_39653281_31384\Main.java:9: 错误: 需要class, interface或enum
        for (int i = 2; i * i <= num; i++) {  
                                      ^
0_0_39653281_31384\Main.java:12: 错误: 需要class, interface或enum
            }  
            ^
0_0_39653281_31384\Main.java:15: 错误: 需要class, interface或enum
    }  
    ^
0_0_39653281_31384\Main.java:17: 错误: 需要class, interface或enum
    public static void main(String[] args) {  
                  ^
0_0_39653281_31384\Main.java:19: 错误: 需要class, interface或enum
        while (true) {  
        ^
0_0_39653281_31384\Main.java:21: 错误: 需要class, interface或enum
            int y = scanner.nextInt();  
            ^
0_0_39653281_31384\Main.java:24: 错误: 需要class, interface或enum
            if (x == 0 && y == 0) {  
            ^
0_0_39653281_31384\Main.java:26: 错误: 需要class, interface或enum
            }  
            ^
0_0_39653281_31384\Main.java:29: 错误: 需要class, interface或enum
            for (int n = x; n <= y; n++) {  
            ^
0_0_39653281_31384\Main.java:29: 错误: 需要class, interface或enum
            for (int n = x; n <= y; n++) {  
                            ^
0_0_39653281_31384\Main.java:29: 错误: 需要class, interface或enum
            for (int n = x; n <= y; n++) {  
                                    ^
0_0_39653281_31384\Main.java:31: 错误: 需要class, interface或enum
                if (!isPrime(result)) {  
                ^
0_0_39653281_31384\Main.java:33: 错误: 需要class, interface或enum
                    break;  
                    ^
0_0_39653281_31384\Main.java:34: 错误: 需要class, interface或enum
                }  
                ^
0_0_39653281_31384\Main.java:40: 错误: 需要class, interface或enum
            } else {  
            ^
0_0_39653281_31384\Main.java:42: 错误: 需要class, interface或enum
            }  
            ^
0_0_39653281_31384\Main.java:45: 错误: 需要class, interface或enum
    }  
    ^
20 个错误


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