%{ #include<iostream> %} %% [A-Z] {cout<<"Uppercase Letters";} [a-z] {cout<<"Lowercase Letters";} . {} %% int main(){ yylex(); } int yywrap(){ return 1; }
Standard input is empty
Standard output is empty
ERROR: /home/goCUMV/prog:2:5: Syntax error: Operator expected ERROR: /home/goCUMV/prog:20:0: Syntax error: Unexpected end of file ERROR: '$runtoplevel'/0: Undefined procedure: program/0 Exception: (3) program ? EOF: exit