▁time ▁ ▁Local : ▁Each ▁element ▁is ▁involved ▁in ▁O ( 1 ) ▁certific ates ▁ ▁Comp act : ▁There ▁are ▁O ( n ) ▁total ▁certific ates ▁ ▁E fficient : ▁It ▁has ▁the ▁same ▁( expected ) ▁asympt otic ▁performance ▁as ▁kin etic ▁h anger , ▁kin etic ▁tournament ▁- ▁for ▁a ▁collection ▁of ▁space - time ▁traject ories ▁where ▁each ▁pair ▁intersect s ▁at ▁most ▁ ▁times , ▁the ▁kin etic ▁he ater ▁processes ▁ ▁events ▁in ▁time , ▁where ▁▁ ▁is ▁a ▁D aven port - Sch in zel ▁sequence . ▁ ▁References ▁▁ ▁Category : K in etic ▁data ▁structures ▁Category : He aps ▁( data ▁structures ) ▁Category : Pro b abil istic ▁data ▁structures <0x0A> </s> ▁Science ▁F iction ▁and ▁Fant asy ▁Writ ers ▁of ▁Japan , ▁or ▁SF W J ▁( J apan ese ▁official ▁name : ▁, ▁N ih on ▁SF ▁Sak ka ▁Club ) ▁is ▁an ▁organization ▁of ▁SF - related ▁people , ▁professional ▁or ▁semi - prof essional . ▁It ▁was ▁formerly ▁a ▁friendship ▁organization , ▁but ▁it ▁is ▁a ▁general ▁incorpor ated ▁association ▁since ▁August ▁ 2 4 , ▁ 2 0 1 7 . ▁ ▁Mission ▁ ▁There ▁are ▁three ▁miss ions ▁in ▁SF W J . ▁ ▁SF W J ▁prom otes ▁mut ual ▁friendship ▁of ▁members . ▁ ▁SF W J ▁establish es ▁and ▁oper ates ▁award ( s ) ▁such ▁as ▁N ih on ▁SF ▁Ta ish o ▁Award . ▁ ▁SF W J ▁man ages ▁various