Count number of vowels and consonants in a given string.

#include < stdio.h > 
#include < stdlib.h > 
#include < string.h >

  int main() {
    char * str = "Hi i am good and You?";
    int vowels = 0, consonents = 0;

    if (strlen(str) == 0) {
      printf("Length is zero");
      return 0;
    }

    for (int i = 0; i < strlen(str); i++) {
      int
      var = * (str + i);
      if (var == 'a' ||
        var == 'e' ||
        var == 'i' ||
        var == 'o' |
        var == 'u' ||
        var == 'A' ||
        var == 'E' ||
        var == 'I' ||
        var == 'O' |
        var == 'U')
        vowels++;
      else if ((var > 64 &&
          var < 91) || (var > 96 &&
          var < 123))
        consonents++;
    }
    printf("Vowels: %d, Consonents: %d", vowels, consonents);

    return 0;
  }