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  1. %{
  2.   #include<stdio.h>
  3.   int wrd_cnt=0,ketwrd=0;  
  4. }%
  5.  
  6. %%
  7. int|short|long|double {keyword++;}
  8. ([a-zA-Z0-9])+ {wrd_cnt++;}
  9. \n {printf("WordCount:%d,KEYWORD %d",wrd_cnt,keywrd);keywrd=0;wrd_cnt=0;}
  10. %%
  11.  
  12. int main()
  13. {
  14.  printf("Give the input(Ctrl+D) stop");
  15.  yylex();   
  16.  return 0;
  17. }
  18.  
  19. int yywrap(){
  20.     return 1;
  21. }
Success #stdin #stdout #stderr 0.03s 6932KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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ERROR: /home/VY3t1U/prog:21:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/NXHzW7
language:
Prolog (swi 7.6.4)
created:
2 days ago
visibility:
public

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