View Compilation Error

0_0_31700812_32090\Main.java:1: 错误: 需要class, interface或enum
public static void main(String[] args) {
              ^
0_0_31700812_32090\Main.java:3: 错误: 需要class, interface或enum
        int N,total,pre,cur;
        ^
0_0_31700812_32090\Main.java:5: 错误: 需要class, interface或enum
        while ((N = cin.nextInt()) != 0) {
        ^
0_0_31700812_32090\Main.java:7: 错误: 需要class, interface或enum
            total = 0;
            ^
0_0_31700812_32090\Main.java:8: 错误: 需要class, interface或enum
            for (int i = 0; i < N; i++) {
            ^
0_0_31700812_32090\Main.java:8: 错误: 需要class, interface或enum
            for (int i = 0; i < N; i++) {
                            ^
0_0_31700812_32090\Main.java:8: 错误: 需要class, interface或enum
            for (int i = 0; i < N; i++) {
                                   ^
0_0_31700812_32090\Main.java:10: 错误: 需要class, interface或enum
               if (cur > pre)
               ^
0_0_31700812_32090\Main.java:12: 错误: 需要class, interface或enum
               else if (cur < pre)
               ^
0_0_31700812_32090\Main.java:14: 错误: 需要class, interface或enum
            }
            ^
0_0_31700812_32090\Main.java:16: 错误: 需要class, interface或enum
        }
        ^
11 个错误