#include <stdio.h>


main(int argc, char **argv) {
int car;
FILE * stream=stdin;


if (argc > 1) {
	stream=fopen(argv[1],"rb");
}

if (stream != NULL) {
	while ( (car=getc(stream))  !=  EOF ) {
		putchar(car);
	}
}
else printf("\nNo encuentro \"%s\"\n",argv[1]);

return 0;
}