QOJ.ac

QOJ

IDProblem Interactive Output Only CommunicationRating
#9简单回路清华集训 2014 Day 2CTT 2014 Day 2
[-11]
#10卡常数清华集训 2014 Day 2CTT 2014 Day 2
[+4]
#11矩阵变换清华集训 2014 Day 2CTT 2014 Day 2
[+1]
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