/in/foo.c:1:1: error: unknown type name 'var'
    1 | var
      | ^~~
/in/foo.c:2:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
    2 |   a,b,c:array[1..100]of longint;
      |        ^
/in/foo.c:2:15: error: too many decimal points in number
    2 |   a,b,c:array[1..100]of longint;
      |               ^~~~~~
/in/foo.c:3:3: warning: data definition has no type or storage class
    3 |   max,i,j,n:longint;
      |   ^~~
/in/foo.c:3:3: warning: type defaults to 'int' in declaration of 'max' [-Wimplicit-int]
/in/foo.c:3:7: warning: type defaults to 'int' in declaration of 'i' [-Wimplicit-int]
    3 |   max,i,j,n:longint;
      |       ^
/in/foo.c:3:9: warning: type defaults to 'int' in declaration of 'j' [-Wimplicit-int]
    3 |   max,i,j,n:longint;
      |         ^
/in/foo.c:3:12: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
    3 |   max,i,j,n:longint;
      |            ^
/in/foo.c:4:1: error: unknown type name 'begin'
    4 | begin
      | ^~~~~
/in/foo.c:5:3: warning: parameter names (without types) in function declaration
    5 |   readln(n);
      |   ^~~~~~
/in/foo.c:6:3: error: expected identifier or '(' before 'for'
    6 |   for i:=1 to n do read(a[i]);
      |   ^~~
/in/foo.c:7:3: error: expected identifier or '(' before 'for'
    7 |   for i:=1 to n do
      |   ^~~
/in/foo.c:10:3: error: expected identifier or '(' before 'for'
   10 |   for i:=n downto 1 do
      |   ^~~
/in/foo.c:13:3: error: expected identifier or '(' before 'for'
   13 |   for i:=1 to n do
      |   ^~~
/in/foo.c:15:12: error: expected ')' before '-' token
   15 |   writeln(n-max);
      |            ^
      |            )
/in/foo.c:16:4: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
   16 | end.
      |    ^