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  1. %{
  2.     #include <stdio.h>
  3.     int count = 0;
  4. %}
  5.  
  6. %%
  7.  
  8. [A-Z]      { printf("%s is a capital letter\n", yytext); count++; }
  9. .          { printf("%s is not a capital letter\n", yytext); }
  10. \n         { return 0; }
  11.  
  12. %%
  13.  
  14. int main() {
  15.     yylex();
  16.     printf("\nNumber of Capital Letters in the given input: %d\n", count);
  17.     return 0;
  18. }
  19.  
  20. int yywrap() {
  21.     return 1;
  22. }
  23.  
Success #stdin #stdout #stderr 0.03s 6916KB
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stdin
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GROUPwood
stdout
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Standard output is empty
stderr
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ERROR: /home/UtjclA/prog:2:5: Syntax error: Operator expected
ERROR: /home/UtjclA/prog:22:1: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/NfwJag
language:
Prolog (swi 7.6.4)
created:
9 days ago
visibility:
public

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