oktw => #ysitd: <koru1130>: 11 ＝5*2+1 =(2*2+1)*2+1 =(((1*2+0)*2)+1)*2+1 #563d7ec36dbe537638fedc88

oktw says to #ysitd

<koru1130>: 11 ＝5*2+1 =(2*2+1)*2+1 =(((1*2+0)*2)+1)*2+1

at Sat, Nov 7, 2015 12:32 PM