text: #include <stdio.h>
  #include <string.h>
  
  #include <transform.h>
  
  int main(int argc, char *argv[])
  {
      if (argc != 5) {
  	printf("%s source dest.txt type encoding\n", argv[0]);
  	return 1;
      }
  
      transform(argv[1], argv[2], argv[3], argv[4]);
  
      return 0;
  }
  