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  1. %{
  2. #include <stdio.h>
  3. #include <string.h>
  4.  
  5. char targetWord[] = "jai";
  6. int wordPosition = 0;        
  7. %}
  8.  
  9. %%
  10.  
  11. [a-zA-Z]+ {
  12.     if (strcmp(yytext, targetWord) == 0) {
  13.         printf("Found '%s' at position %d.\n", yytext, wordPosition);
  14.     }
  15.     wordPosition++;
  16. }
  17.  
  18. [ \t\n]+ ;
  19.  
  20. . {
  21.  
  22. }
  23.  
  24. %%
  25.  
  26. int main() {
  27.     printf("Enter a sentence: ");
  28.     yylex();
  29.     return 0;
  30. }
  31.  
  32.  
  33. int yywrap()
  34. {
  35.     return 1;  
  36. }
Success #stdin #stdout #stderr 0.03s 6892KB
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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/4ztGYr/prog:2:1: Syntax error: Operator expected
ERROR: /home/4ztGYr/prog:36:0: Syntax error: Unexpected end of file
ERROR: '$runtoplevel'/0: Undefined procedure: program/0
   Exception: (3) program ? EOF: exit
https://ideone.com/LeGQFp
language:
Prolog (swi 7.6.4)
created:
5 hours ago
visibility:
public

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