./Main.java:1: error: class, interface, enum, or record expected
var
^
./Main.java:5: error: class, interface, enum, or record expected
map:array[1..20,1..20] of longint;
^
./Main.java:7: error: class, interface, enum, or record expected
best,n,i:longint;
^
./Main.java:9: error: class, interface, enum, or record expected
used:array[1..20] of longint;
^
./Main.java:11: error: class, interface, enum, or record expected
ch:char;
^
./Main.java:13: error: class, interface, enum, or record expected
function min(x,y:longint):longint;
^
./Main.java:15: error: class, interface, enum, or record expected
begin
^
./Main.java:19: error: class, interface, enum, or record expected
for i:=1 to n do
^
8 errors

[Hydro](https://hydro.ac)提供评测服务