aaa.out

c语言编的PL/0的词法分析器

    0  const m=7;n=85
    1  var x,y,z,q,r;
 ^
Error   5: Missing ',' or ';'.
    1  
    1  procedure multiply;
    1  var a,b;
    2  begin
 ^
Error   7: Statement expected.
    2  if a>0 then 
    2  x=6