#include "utils.h"
#include <ctype.h>
#include <stdio.h>
#include <string.h>

int main(int argc, char *argv[]) {
  if (argc < 2) {
    printf("Usage: %s <filename>\n", argv[0]);
    return EXIT_FAILURE;
  }

  const char *filename = argv[1];

  FILE *fp = fopen(filename, "r");
  if (fp == NULL) {
    printf("Error opening file %s\n", filename);
    return EXIT_FAILURE;
  }

  printf("%u\n", hamming("this is a test", "wokka wokka!!!"));

  if (fclose(fp)) {
    printf("Error closing file %s\n", filename);
    return EXIT_FAILURE;
  }

  return EXIT_SUCCESS;
}