View Compilation Error

0_0_15235373_24976\Main.java:1: 错误: 需要class, interface或enum
 var
 ^
0_0_15235373_24976\Main.java:3: 错误: 需要class, interface或enum
     ans     : integer;
     ^
0_0_15235373_24976\Main.java:4: 错误: 需要class, interface或enum
 procedure work2();
 ^
0_0_15235373_24976\Main.java:5: 错误: 需要class, interface或enum
 var
 ^
0_0_15235373_24976\Main.java:7: 错误: 需要class, interface或enum
 begin
 ^
0_0_15235373_24976\Main.java:15: 错误: 需要class, interface或enum
     for i:= 1 to m do
     ^
0_0_15235373_24976\Main.java:18: 错误: 需要class, interface或enum
 end;
 ^
7 个错误