/in/foo.c:1:1: error: unknown type name 'var'; did you mean 'char'?
 var
 ^~~
 char
/in/foo.c:2:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
         m,n,r,s,t:longint;
                  ^
/in/foo.c:3:1: error: unknown type name 'begin'
 begin
 ^~~~~
/in/foo.c:4:9: warning: parameter names (without types) in function declaration
         readln(m,n);
         ^~~~~~
/in/foo.c:5:10: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
         s:=m*n;
          ^
/in/foo.c:6:9: error: expected identifier or '(' before 'if'
         if n>m then
         ^~
/in/foo.c:9:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
                 n:=m;
                  ^
/in/foo.c:10:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
                 m:=t;
                  ^
/in/foo.c:11:9: warning: data definition has no type or storage class
         end;
         ^~~
/in/foo.c:11:9: warning: type defaults to 'int' in declaration of 'end' [-Wimplicit-int]
/in/foo.c:12:10: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
         r:=m mod n;
          ^
/in/foo.c:13:9: error: expected identifier or '(' before 'while'
         while r<>0 do
         ^~~~~
/in/foo.c:16:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
                 n:=r;
                  ^
/in/foo.c:17:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
                 r:=m mod n;
                  ^
/in/foo.c:18:9: warning: data definition has no type or storage class
         end;
         ^~~
/in/foo.c:18:9: warning: type defaults to 'int' in declaration of 'end' [-Wimplicit-int]
/in/foo.c:19:10: error: expected '=', ',', ';', 'asm' or '__attribute__' before ':' token
         s:=s div n;
          ^
/in/foo.c:20:9: warning: data definition has no type or storage class
         writeln(s);
         ^~~~~~~
/in/foo.c:20:9: warning: type defaults to 'int' in declaration of 'writeln' [-Wimplicit-int]
/in/foo.c:20:9: warning: parameter names (without types) in function declaration
/in/foo.c:21:4: error: expected '=', ',', ';', 'asm' or '__attribute__' before '.' token
 end.
    ^