Hacker News<p>Gecode is an open source C++ toolkit for developing constraint-based systems</p><p><a href="https://www.gecode.org/" rel="nofollow noopener" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="">gecode.org/</span><span class="invisible"></span></a></p><p><a href="https://mastodon.social/tags/HackerNews" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>HackerNews</span></a> <a href="https://mastodon.social/tags/Gecode" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>Gecode</span></a> <a href="https://mastodon.social/tags/C" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>C</span></a>++ <a href="https://mastodon.social/tags/toolkit" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>toolkit</span></a> <a href="https://mastodon.social/tags/open" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>open</span></a> <a href="https://mastodon.social/tags/source" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>source</span></a> <a href="https://mastodon.social/tags/constraint" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>constraint</span></a> <a href="https://mastodon.social/tags/programming" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>programming</span></a> <a href="https://mastodon.social/tags/system" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>system</span></a></p>