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Have a look at online judges created by various universities for the ACM intercollegiate programming contest (ACM ICPC). Back in the day I used the one from the
by sergiosgc 13y ago
Have a look at online judges created by various universities for the ACM intercollegiate programming contest (ACM ICPC). Back in the day I used the one from the university of Valladolid, but I can't seem to find the source code now.