#include<stdio.h>
#include<unistd.h>
#include<fcntl.h>
#include<string.h>

int main(int argc, char ** argv){
	char space[1024];
	size_t total_bytes = 0;

	for(;;){ // infinite loop
		ssize_t readlen = read(0, space, 1024);
		total_bytes += readlen;
		if(readlen < 1)
			break;
		write(1, space, readlen);
	}
	
	size_t len = snprintf(space, 1024, "Total Bytes:  %lu\n", total_bytes);
	write(2, space, len);

	return 0;
}