A Triangles
B Yuki with emofunc and playf
C Doorman
(据某毒瘤学长说这题可以优化到nlogn)
D Queuing
E Catching Stars
F Team
#G Binbin's string
#H Professor Yang's Homework (其实就是2-sat裸题啦)
#I Binbin and Balls
#J Yuki with playf
#K Yuki with emofunc
(据某毒瘤学长说这题可以优化到nlogn)
#G Binbin's string
#H Professor Yang's Homework (其实就是2-sat裸题啦)
#I Binbin and Balls
#J Yuki with playf
#K Yuki with emofunc