Allen Chou => YSITD: (c!=3 and d!=4 and e!=5 and a!=1 b任意) + (c!=3 and d!=4 and e!=5 and b!=2 a任意) - (c!=3 and d!=4 and e!=5 and a!=1 and b!=2) #5ae5e26bb6a96b2487eb6d48

Allen Chou says to YSITD

(c!=3 and d!=4 and e!=5 and a!=1 b任意) + (c!=3 and d!=4 and e!=5 and b!=2 a任意) - (c!=3 and d!=4 and e!=5 and a!=1 and b!=2)

at Sun, Apr 29, 2018 11:19 PM