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

int main(int argc, char *argv[]) {
   FILE *inp, *outp;
   char ch;

   if (argc >= 3) {
      inp = fopen(argv[1], "r");
      if (inp == NULL) {
         printf("\nCannot open file %s for input\n", argv[1]);
         exit(1);
      }

      outp = fopen(argv[2], "w");
      if (outp == NULL) {
         printf("\nCannot open file %s for output\n", argv[2]);
         exit(1);
      }

      for (ch = getc(inp); ch != EOF; ch = getc(inp))
         putc(ch, outp);

      fclose(inp);
      fclose(outp);
      printf("\nCopied %s to %s\n", argv[1], argv[2]);
   }
   else
      printf("\nInvalid argument list: Include two file names\n");
   return(0);
}