fptest.cpp

#include <iostream>

int main() {
	const double sampling_rate = 500, sample_interval = 1.0 / sampling_rate,
				 first_timestamp = 60 * 60 * 24 * 365 * 48; // e.g. a unix timestamp
	double last_timestamp = first_timestamp;
	int full = 0, deduced = 0;
	const int iterations = 100000;
	double timestamps[iterations];
	for (int i = 0; i < iterations; ++i) timestamps[i] = first_timestamp + i / sampling_rate;
	for (int i = 0; i < iterations; ++i) {
		if (last_timestamp + sample_interval == timestamps[i])
			deduced++;
		else
			full++;
		last_timestamp = timestamps[i];
	}
	std::cout << "Deduced: " << deduced << "\nFully written: " << full << std::endl;
	return 0;
}