View Compilation Error

0_0_35690285_18024\Main.java:1: 错误: 需要class, interface或enum
    public static void main(String[] args) {
                  ^
0_0_35690285_18024\Main.java:3: 错误: 需要class, interface或enum
    int a,b;
    ^
0_0_35690285_18024\Main.java:4: 错误: 需要class, interface或enum
    int c=0;
    ^
0_0_35690285_18024\Main.java:5: 错误: 需要class, interface或enum
    a= acm.nextInt();
    ^
0_0_35690285_18024\Main.java:6: 错误: 需要class, interface或enum
    b= acm.nextInt();
    ^
0_0_35690285_18024\Main.java:7: 错误: 需要class, interface或enum
        for (int i = a; i <=b ; i++) {
        ^
0_0_35690285_18024\Main.java:7: 错误: 需要class, interface或enum
        for (int i = a; i <=b ; i++) {
                        ^
0_0_35690285_18024\Main.java:7: 错误: 需要class, interface或enum
        for (int i = a; i <=b ; i++) {
                                ^
0_0_35690285_18024\Main.java:9: 错误: 需要class, interface或enum
        }
        ^
0_0_35690285_18024\Main.java:11: 错误: 需要class, interface或enum
        System.out.println(c);
        ^
0_0_35690285_18024\Main.java:13: 错误: 需要class, interface或enum
    }
    ^
11 个错误