%{ #include<stdio.h> #include<stdlib.h> int i; %} %% [0-9]+ {i=atoi(yytext); if(i%2==0) printf("Even !"); else printf("Odd !");}; %% int main() { yylex(); }
Standard input is empty
Standard output is empty
ERROR: /home/7RlNUs/prog:12:0: Syntax error: Unexpected end of file ERROR: '$runtoplevel'/0: Undefined procedure: program/0 Exception: (3) program ? EOF: exit