View Compilation Error

0_0_13634835_28415\Main.java:1: 错误: 需要class, interface或enum
I x, y;
^
0_0_13634835_28415\Main.java:2: 错误: 需要class, interface或enum
I main(){
^
0_0_13634835_28415\Main.java:5: 错误: 需要class, interface或enum
    }
    ^
0_0_13634835_28415\Main.java:7: 错误: 需要class, interface或enum
}
^
4 个错误