#include <iostream>

size_t CountValues(const char * data, size_t size) {
	size_t count = 0, total_length = 0;
	while (...) {
		size_t length = 0;
		for (size_t i = 0; i < 8; ++i) {
			data += i;
			length = pow(256, i) * (*(data));
		}
		for (size_t i = 0; i < length; ++i) {
			++data;
		}
		total_length += length;
		++count;
	}
	if (total_length < size)
		throw RangeError;
	return count;
}