Hello! I want to upsolve some problems in ICPC world finals 2019 but I can't access kattis.com. Can you tell me the other places to submit my solutions?
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http://opentrains.snarknews.info/~ejudge/
World finals 2019 hasn't been added to ejudge yet.
Kattis is now accessible. Thanks to everybody.
https://loj.ac/problems/search?keyword=ICPC+World+Finals+2019 (in Chinese)