▁have ▁their ▁own ▁H DI . ▁ ▁See ▁also ▁▁▁ ▁List ▁of ▁countries ▁by ▁Human ▁Development ▁Index ▁ ▁References ▁▁ ▁M ali ▁M ali ▁Human ▁Development ▁Index <0x0A> </s> ▁Dun no , ▁or ▁Know - Nothing ▁or ▁Ign or am us ▁( , ▁Ne zn ay ka ▁that ▁is ▁Don ' tk now ka ▁( ka ▁- ▁the ▁Russian ▁suffix ▁here ▁for ▁drawing ▁up ▁the ▁whole ▁name ▁in ▁a ▁cheer ful ▁form ); ▁from ▁the ▁Russian ▁phrase ▁"" ▁(" ne ▁zn ay u "), ▁don ' t ▁know ) ▁is ▁a ▁character ▁created ▁by ▁Soviet ▁children ' s ▁writer ▁Nikol ay ▁N os ov . ▁The ▁idea ▁of ▁the ▁character ▁comes ▁from ▁the ▁books ▁of ▁Pal mer ▁C ox . ▁ ▁Dun no , ▁recognized ▁by ▁his ▁bright ▁blue ▁hat , ▁can ary - yellow ▁tr ous ers , ▁orange ▁sh irt , ▁and ▁green ▁tie , ▁is ▁the ▁title ▁character ▁of ▁N os ov ' s ▁world - f am ous ▁tr il ogy , ▁The ▁Advent ures ▁of ▁Dun no ▁and ▁his ▁Fri ends ▁( 1 9 5 4 ), ▁Dun no ▁in ▁Sun ▁City ▁( 1 9 5 8 ), ▁and ▁Dun no ▁on ▁the ▁Moon ▁( 1 9 6 6 ). ▁There ▁have ▁been ▁several ▁movie ▁adapt ations ▁of ▁the ▁books . ▁ ▁Names ▁His ▁names ▁were ▁translated ▁differently ▁in ▁various ▁languages : ▁ ▁Plot ▁summar ies ▁The ▁three ▁fair y ▁tale ▁nov els ▁follow ▁the ▁advent ures ▁of ▁the ▁little ▁fict ional ▁child like ▁people ▁living ▁in ▁"