3 ms·and they dont mention uva.onlinejudge.org, the acm problem contests and such?by tetha 17y agoand they dont mention uva.onlinejudge.org, the acm problem contests and such?d_c 17y agoI like the uva onlinejudge, spoj is pretty good too: http://www.spoj.pl/ http://www.spoj.pl/Dilpil 17y agoIndeed, this is the one my University's CS club uses. It has really interesting puzzles, and you can submit code to it.