arizenelm

Senior Prolog Developer

arizenelm / get_chunks.cpp

Created April 6, 2024 15:12

C++20 get_chunks()

	template<random_access_range range_type>
	auto get_chunks(range_type rng, int n_chunks)
	{
	using begin_t = decltype(ranges::begin(rng));
	using end_t = decltype(ranges::end(rng));
	using chunk_t = subrange<begin_t, end_t>;
	vector<chunk_t> chunks(n_chunks);
	size_t offset = 0;
	size_t container_size = rng.end() - rng.begin();
	size_t count = container_size / n_chunks + container_size % n_chunks;