text: /*
  ** EPITECH PROJECT, 2020
  ** my_atoll
  ** File description:
  ** Convert a string to a long long
  */
  
  long long my_atoll(char const *str)
  {
      long long result = 0;
      int minus = 0, i = 0;
  
      if (str[0] == '-') {
          minus++;
          i++;
      }
      for (; str[i] != '\0'; i++) {
          result = result * 10 + (str[i] - '0');
      }
      if (minus == 1)
          result *= (-1);
      return (result);
  }