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Oct 15th, 2019
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  1. #include <stdio.h>
  2. #include <ctype.h>
  3.  
  4. int
  5. cuentaVocales (char *cadena)
  6. {
  7. int vocales = 0;
  8.  
  9. for (int indice = 0; cadena[indice] != '\0'; ++indice)
  10. {
  11.  
  12. char letraActual = tolower (cadena[indice]);
  13.  
  14.  
  15. if (letraActual == 'a' ||
  16. letraActual == 'e' ||
  17. letraActual == 'i' || letraActual == 'o' || letraActual == 'u')
  18. {
  19. vocales++;
  20. }
  21. }
  22. return vocales;
  23. }
  24.  
  25.  
  26. int
  27. main (int argc, char const *argv[])
  28. {
  29. char cadena[100] = "Una cadena en C";
  30. int vocales = cuentaVocales (cadena);
  31. printf ("El numero de vocales que tiene la cadena es: %d\n", vocales);
  32. return 0;
  33. }
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