Allsubmissionsforthisproblemareavailable.Readproblemsstatementsin MandarinChinese and Russian.Chefhasanintegersequence a1, a2,..., aN ofsize N,wherealltheelementsofthesequenceare 0initially.Chefalsohas M segments,herethe ith oneis [Li,Ri].Hewantstocreatenewsequencesusingthefollowingoperation:Inasingleoperation,hepicksasegmentfromthe M segments.Letthechosensegmentbe ...
Devuisarenownedclassicalsinger.Heisinvitedtomanybigfunctions/festivals.Recentlyhewasinvitedto"AllWorldClassicalSingingFestival".OtherthanDevu,comedianChuruwasalsoinvited.Devuhasprovidedorganizersalistofthesongsandrequiredtimeforsingingthem.Hewillsing n songs,ith songwilltake ti minutesexactly.TheComedian,Churuwillcrackjokes.Allhisjokesareof5minutesexactly.Peoplehavemainlycom...
Devuandhisbrotherloveeachotheralot.Astheyaresupergeeks,theyonlyliketoplaywitharrays.Theyaregiventwoarrays a and b bytheirfather.Thearray a isgiventoDevuand b tohisbrother.AsDevuisreallyanaughtykid,hewantstheminimumvalueofhisarray a shouldbeatleastasmuchasthemaximumvalueofhisbrother'sarray b.NowyouhavetohelpDevuinachievingthiscondition.Youcanperformmultipleoperationsonthearrays...
Devubeingasmallkid,likestoplayalot,butheonlylikestoplaywitharrays.Whileplayinghecameupwithaninterestingquestionwhichhecouldnotsolve,canyoupleasesolveitforhim?Givenanarrayconsistingofdistinctintegers.Isitpossibletopartitionthewholearrayinto k disjointnon-emptypartssuchthat p ofthepartshaveevensum(eachofthemmusthaveevensum)andremaining k - p haveoddsum?(notethatpartsneednottobecontinuous...
Prof.Vasechkinwantstorepresentpositiveinteger n asasumofaddends,whereeachaddendsisanintegernumbercontainingonly1s.Forexample,hecanrepresent121as121=111+11+–1.Helphimtofindtheleastnumberofdigits 1 insuchsum.InputThefirstlineoftheinputcontainsinteger n (1 ≤ n < 1015).OutputPrintexpectedminimalnumberofdigits 1.Sampletest(s)input[crayon-67a9587d83509732815266/]output[crayon-67...
近期评论