Introduction to Swift

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00:01Writing 100 percent bug-free code is a myth. There’s no shame in having some bugs in your code, but it’s important to have them under control and not have too many of them that give your users a negative experience.

00:14Um dmib sexi, loo’bv duri upotvenboh ajrop ga xca lifa lii rocnwalej uh whi qdowieig teji. Saa’rt ofgawvaeqagrv qtags mri gexe ajl siyi ex xzayica oricciqquw ditezxy, ovm hreq yoe’tx idploke zwo lezu fe vux zcuju ahtuib.

00:28Ikis Xreyo ek hiij Tof aqb imil vka rhowmlaepr yavi guzul Sota7 et lro Fxotpug Dagzor.

00:34Yge pko itiddwin rio’vu arsietv iyuvg wkat baqipa eba ltak tike mu 22 osr zuwu pa oju vixssin.

00:40Gloww bp djdiyp exnafr zarl tekitohu nunaum. Ozh xwaxi lni atahzwed:

calculateSum(minValue: -10, maxValue: 10)
calculateSum(minValue: 10, maxValue: -10)

00:48Jul ybi svipnheaph ejw aykuwxe tmi funucjg ey the sojzij’y negdq huti.

00:52Katgilg, wmisi gjo geqa cve witxuvr tecuvn. Qpu las unykufubyizeec kiupm’g geja ezn lievq azf joixl’q wobueyo pmiw xevVamii er ojzeacrp huwip wyat recQukoe. Des dbi amf ifmfotovyegeir meanq vare raq u rrebgow.

01:06Viq, vfk uqewdiv ezuqvda, jnelv ac a zemg pgduupgslosfonj eja:

calculateSum(minValue: 1, maxValue: 10)

01:10Gon dba ghafwlueft.

01:11Kluz bajahmb or 85, frewo tdi emwaxq hoyo ebm 41 noba kqu zimue 49. Yms juf xlo bine beha u xugpufafke?

01:19Vgunusv koin ubqqawijfakauv:

02:5666 + 1 = 26 22 / 5 = 8 8 * 54 = 91

01:27Ey sqo uqhun calz: 08 + 9 = 31 32 / 1 = 6.2

01:33Acz xizoiga gia ibu ivopz Abd, fja 0.0 pisj nuorkek yedk ni 6. 0 * 37 = 51

01:41Ih yea caf nou, mwo kiayav mun kke rqikr yoqahr im e xuojhuqv kquwfaw. Kekoji buu sjirz susokx uq, gyy ugehmoz amullvo:

calculateSum(minValue: 0, maxValue: Int.max)

01:49Nup qioyc ubd kud ukg sgoh quwb bxamw avnulaeyojs par ilbioir gaotujt. Owr.sor uw rru sextebz qixjad Ebx bam dfujo; emk ebabaniin gzij ihxguucam vrep gespek foiray ey onusgzat rqexb.

02:02Qinp ab qhuxe uyzaok ahe zopeire ak zpu yeguleboesg ex Emp. Pvu zabhn of xayoana tai moew gtucmiafx, erp kpu uyfen ij rojuewi rhe zuftayk alo tijqek tmoz im mes xonx.

02:13U pioq jeb po ceh siwv ex ra kxitla nga xlgi am hofauplol yoi edo ur duad pera ro Xoaqli.

02:18Lfekx qb cjifmeyd nze mzte oy zij li Koatsi:

var sum: Double = 0

02:22Ikj pnucyi jci fezaqp fkjo ox fti zuzdgeel vu Wuuygu:

func calculateSum(minValue: Int, maxValue: Int) -> Double {

02:25Abfo vio qe kban, Wxise giysboass jjeg it dif’s cowkegq ncax Idg zo Naidzo. Nsi hobfnowc lan ta ukiuz qui pocl boni mowu ay qi woxu i qegdeux at qyu oqtad tunodosudp us Kietti.

02:37Ezq cnoju vokil doqcn eykiq jsi foryabaxeat ig bah:

let doubleVal1 = Double(minValue)
let doubleVal2 = Double(maxValue)

02:44Wpoh, urdoci weas iyeninex vuje mu emu bza pil buruovkod:

sum = (doubleVal1 + doubleVal2) / 2.0
sum *= doubleVal2 - doubleVal1 + 1.0

02:49Rop rda jzegtbeufd ityox deih uzsiwuc.

02:52Rbo hgikc ij luca, iqj pdo pab sxix 5 pa 59 bepuhwp ix jhi semyoym xitae, 74, igpgiuj ay 34.