Izakhiwo eziphindaphindayo ku-Pseudocode
Ukwakhiwa kwama-algorithms nezinhlelo ezisebenzayo kubalulekile ezinhlelweni. Ngakho-ke, ulwazi lwe- izakhiwo eziphindaphindayo ku-pseudocode ibalulekile ukuze ukwazi ukuklama ama-algorithms axazulula izinkinga ngempumelelo futhi ngokushesha. Kulesi sihloko, sizohlola izakhiwo eziphindaphindayo ezivame ukusetshenziswa ku-pseudocode, nokuthi zingazisebenzisa kanjani ngempumelelo.
Izakhiwo eziphindaphindayo Ziyizici ezibalulekile ekuthuthukisweni kwama-algorithms, njengoba zivumela isethi yemiyalelo ukuthi isetshenziswe ngokuphindaphindiwe kuze kube makugcwaliseke isimo esithile. Lezi zakhiwo zibalulekile ekwenzeni imisebenzi ezenzakalelayo edinga inqubo ephindaphindwayo futhi ibalulekile ekuxazululeni izinkinga eziyinkimbinkimbi. Ngokusetshenziswa kwalezi zakhiwo, kungenzeka ukunciphisa inani lekhodi edingekayo futhi kuthuthukiswe ukusebenza kahle kwe-algorithm.
Kunezinhlobo eziningana ze izakhiwo eziphindaphindayo ku-pseudocode, futhi ngayinye "ivumelana kangcono kakhulu" nezimo nezimfuneko ezahlukene. Okuvame kakhulu iluphu ngoba, okuvumela isethi yemiyalelo ukuthi iphindwe inani elithile lezikhathi. Futhi, i-loop ngenkathi Isetshenziswa lapho inani eliqondile lokuphindaphinda okudingekayo lingaziwa, lisebenzisa isethi yemiyalelo kuze kube yilapho kuhlangatshezwana nesimo esithile. Ekugcineni, iluphu isikhathi sokwenza Ifana ne-loop ngenkathi, kodwa iqinisekisa ukuthi izitatimende zibulawa okungenani kanye ngaphambi kokuhlola isimo. Ngayinye yalezi zihibe inendawo yayo ezinhlelweni futhi ukukhetha kwayo kuncike enkingeni ekhona.
La ukusebenza kahle Ukusetshenziswa kwezakhiwo eziphindaphindayo ku-pseudocode kuncike kakhulu ekwakhiweni nasekuhleleni i-algorithm. Kubalulekile ukucabangela ukuthi yimiphi imiyalelo ephindaphindwayo ku-loop nokuthi yimiphi imibandela okufanele ihlangatshezwe ukuze iluphu ime ngendlela efanele. Uma imiyalelo ingachazwanga kahle noma uma izimo zokunqanyulwa zingalungile, i-algorithm ingase ingasebenzi kahle noma ifake iluphu engapheli, ibangele izinkinga ekusebenziseni uhlelo.
Ngamafuphi, i izakhiwo eziphindaphindayo ku-pseudocode Ziyisisekelo ekuthuthukisweni kwama-algorithms asebenzayo futhi asebenzayo. Ulwazi nokuqaliswa okufanele kwalezi zakhiwo kuvumela ukuphindaphinda kanye nemisebenzi ukuxazulula izinkinga inkimbinkimbi ngokushesha nangempumelelo. Ngakho-ke, kubalulekile ukwazi lezi zakhiwo futhi uqonde ukuthi zisetshenziswa nini futhi kanjani ngendlela efanele ohlelweni.
Izakhiwo Eziphindaphindayo ku-Pseudocode
Ekuhlelweni, izakhiwo eziphindaphindayo zibalulekile ekwenzeni imisebenzi ephindaphindwayo. Lezi zakhiwo zivumela ibhulokhi yekhodi ukuthi iphindwe izikhathi eziningi, kuze kube yilapho kuhlangatshezwana nesimo esithile. Ku-pseudocode, kunezinhlobo ezihlukile zezakhiwo eziphindaphindwayo, njengamaluphu ngoba, ngenkathi y phinda-kuze kube, okusisiza ukuthi silawule ukusebenza kohlelo indlela ephumelelayo.
Iluphu ngoba Isakhiwo esiphindaphindayo esisetshenziswa lapho inani eliqondile lezimpinda okufanele zenziwe saziwa kusengaphambili. Kulesi sakhiwo, isibali sokuqala, isimo sokugcina, kanye nokwenyuka noma ukwehla kwekhawunta kuyasungulwa ekuphindaphindweni ngakunye. Lapho usebenzisa iluphu ngoba, ibhulokhi yekhodi ibulawa inombolo engaguquki yezikhathi, okwenza kube lula ukulawula ukugeleza kohlelo.
Ngakolunye uhlangothi, iluphu ngenkathi Kuyisakhiwo esiphindaphindayo esivumela ibhulokhi yekhodi ukuthi isetshenziswe inqobo nje uma umbandela othile ufinyelelwe. Kulolu hlobo lweluphu, isimo siyahlolwa ekuqaleni kokuphindaphinda ngakunye. Uma isimo siyiqiniso, ibhulokhi yekhodi iyasetshenziswa bese isimo siyahlolwa futhi. Iluphu ngenkathi Isetshenziswa lapho inani eliqondile lokuphindaphinda okufanele kwenziwe lingaziwa ngaphambili. Kubalulekile ukuqaphela lapho usebenzisa le loop, ngoba uma isimo singakaze sihlangane, ungawela ku-loop engapheli.
Ekugcineni, iluphu phinda-kuze kube kufana ne-loop ngenkathi, kodwa ngokungafani nokwakamuva, isimo siyahlolwa ekupheleni kokuphindaphinda ngakunye. Lokhu kusho ukuthi ibhulokhi yekhodi isetshenziswa okungenani kanye, bese umbandela uyahlolwa ukuze kunqunywe ukuthi kufanele yini iqhubeke iphinda noma cha. Iluphu phinda-kuze kube isetshenziswa uma sifuna ukuvimba kwekhodi ukuthi kusetshenziswe okungenani kanye, ngokunganaki ukuthi umbandela uyiqiniso noma cha.
Sengiphetha, izakhiwo eziphindaphindayo zibalulekile ku-pseudocode ukulawula ukwenziwa kwamabhulokhi ekhodi aphindaphindayo. Izihibe ngoba, ngenkathi y phinda-kuze kube Zisivumela ukuthi senze imisebenzi edinga ukuphindaphinda okulawulwayo. Ngokuphatha kahle lezi zakhiwo, singakha izinhlelo eziqinile nezisebenzayo.
1. Isingeniso se-pseudocode kanye nezakhiwo eziphindaphindayo
Emhlabeni Ekuhlelweni, kuvamile ukuhlangabezana nesidingo sokuklama ama-algorithms nokulawula izakhiwo ukuze kuxazululwe izinkinga ngendlela efanele. I-pseudocode yethulwa njengethuluzi eliyisisekelo ku le nqubo, njengoba ivumela ama-algorithms ukuthi amelwe ngokungakahleleki kusetshenziswa ulimi olulula olusondelene nolimi lwabantu. Nge-pseudocode, abahleli bangahlela futhi babone ngeso lengqondo ukugeleza kokwenziwa kohlelo ngaphambi kokulusebenzisa ngolimi lwangempela lokuhlela. Kubalulekile ukuqaphela ukuthi i-pseudocode ayilona ulimi lohlelo ngokwalo, kodwa kunalokho iyindlela yokumela ama-algorithms ngendlela ecacile neqondakalayo.
Ngaphakathi kwe-pseudocode, izakhiwo eziphindaphindayo zingamathuluzi anamandla avumela ukuphindaphinda kwezigaba zekhodi ngokusekelwe esimweni. . Ngokuvamile, zisetshenziswa uma udinga ukwenza umsebenzi ophindaphindayo noma uphindaphinde ngesethi yedatha. Izakhiwo eziphindaphindayo ezivame kakhulu eze-, ngenkathi, kanye nezihibe ze-do- ngenkathi. Ngayinye yalezi zakhiwo inezici zayo futhi isetshenziswa ezimweni ezihlukene, kodwa zonke zihlanganyela umgomo wokuphinda ibhulokhi yekhodi kuze kufinyelelwe isimo sokuphuma.
Ukusetshenziswa kwe-pseudocode nezakhiwo eziphindaphindayo kunezinzuzo ezimbalwa kubahleli bohlelo. Enye yezinzuzo ezibalulekile yikhono lokuhlaziya, ukuklama nokuhlola ama-algorithms ngaphambi kokubhala ikhodi yangempela ngolimi lokuhlela. Ngokumela ama-algorithms ku-pseudocode, kulula ukuhlonza amaphutha anengqondo okungenzeka noma ukungasebenzi kumklamo we-algorithm. Ngaphezu kwalokho, ukusetshenziswa kwezakhiwo eziphindaphindayo kuvumela ukubhala ama-algorithms amahle kakhulu futhi amafushane, ukugwema ukuphindaphinda kwekhodi okungadingekile. Lokhu kwenza kube lula ukuqonda nokugcina ikhodi esikhathini eside. Okokugcina, i-pseudocode iphinde ibe usizo ekuxhumaneni nabanye abahleli bohlelo nokwabelana ngemibono ngokucacile, ngoba ayiboshelwe ku-syntax yolimi oluthile lohlelo.
2. Iyini i-Pseudocode futhi isetshenziswa kanjani?
El ikhodi ye-pseudo Iwulimi lokuhlela olwenziwe lula lokho kusetshenziswa ukuchaza ama-algorithms ngendlela ecacile futhi eqondakalayo. Akulona ulimi olusemthethweni, kodwa kunalokho isethi yemithetho nezimiso ezisetshenziselwa ukumela umqondo wohlelo ngaphambi kokufakwa ikhodi ngolimi oluthile lokuhlela.
Kuyo ikhodi ye-pseudo, zisetshenziswa izakhiwo eziphindaphindayo ukuphinda uchungechunge lweziyalezo inombolo enikeziwe yezikhathi. Lezi zakhiwo zikuvumela ukuthi wenze imisebenzi ephindaphindayo ngaphandle kokuthi ubhale umyalelo ofanayo kaningi. futhi. Izakhiwo eziphindaphindayo ezivame kakhulu yiluphu ngoba kanye neluphu ngenkathi.
Iluphu ngoba Isetshenziswa lapho inani lezikhathi lapho umyalelo kufanele uphindwe khona laziwa kusengaphambili. Ngakolunye uhlangothi, iluphu ngenkathi isetshenziswa uma inombolo yezimpinda ingaziwa kusengaphambili, kodwa kunalokho umyalelo uyaphindwa inqobo nje uma isimo esithile sihlangatshezwana nayo. Womabili amaluphu akuvumela ukuthi uthuthukise ikhodi futhi ugweme ukuphindaphinda okungadingekile kwemiyalelo, okubuye kuthuthukise ukufundeka nokugcinwa kwekhodi.
3. Izinhlobo Zezakhiwo Eziphindaphindayo
I Izakhiwo Eziphindaphindayo Zibalulekile ku-pseudocode njengoba zivumela ukuphindaphindwa kwezenzo noma amabhlogo wekhodi. Lezi zakhiwo zisetshenziswa uma kudingekile ukwenza uchungechunge lwemiyalelo izikhathi ezimbalwa, ngenhloso yokwenza imisebenzi ephindaphindwayo ngokuzenzakalela. Kunezinhlobo ezimbili eziyinhloko zezakhiwo eziphindaphindayo ku-pseudocode: okweluphu y ngenkathi loop.
El okweluphu Kuyisakhiwo sokulawula esivumela inombolo ethile yokuphindaphinda ukuthi yenziwe. Isetshenziswa uma wazi kusengaphambili ukuthi imiyalelo kufanele iphindwe kangaki. Siqukethe isitatimende sokuqala, isimo sokugcina, kanye nokwenyuka noma ukwehla. Iluphu isetshenziswa inqobo nje uma umbandela wokunqanyulwa ufinyelelwe. Ngaso sonke isikhathi lapho iluphu iphinda, inani lokuguquguquka kokulawula liyabuyekezwa. Lolu hlobo lwesakhiwo luwusizo ikakhulukazi lapho usebenza nezinhlaka zedatha enenkomba, njengezinhlu noma uhlu.
Ngakolunye uhlangothi, i- ngenkathi loop isakhiwo sokulawula esivumela ukuphindaphinda kuze kube yilapho kuhlangatshezwana nombandela. Ngokungafani ne-loop, inani lokuphindaphinda okuzokwenziwa alaziwa kusengaphambili. Iluphu isebenza inqobo nje uma isimo siyiqiniso. Kubalulekile ukuqinisekisa ukuthi isimo sokuphuma sifinyelelwa ngesikhathi esithile, ukugwema izihibe ezingapheli. I-loop ngenkathi ilusizo uma udinga ukuphinda ibhulokhi yekhodi kuze kube kuhlangatshezwana nesimo esithile esinengqondo.
4. Ukusetshenziswa okufanele kwesakhiwo esiphindaphindayo "Ngenkathi"
Isakhiwo esiphindaphindayo esithi "Ngenkathi" singelinye lamathuluzi anamandla ku-pseudocode okuphinda ibhulokhi yekhodi kuze kube yilapho kuhlangatshezwana nesimo esithile. Kubalulekile ukuqonda indlela yokusebenzisa kahle lesi sakhiwo ukuze ugweme amaluphu angapheli futhi uthuthukise ukusebenza kahle kwama-algorithms ethu.
Ukuze sisebenzise kahle isakhiwo esithi "Ngenkathi", kufanele sicabangele izici ezintathu ezibalulekile:
- Isimo sokungena: Isimo esihlolwayo ekuqaleni kokuphindaphinda ngakunye. Uma lesi simo singamanga, ukuvinjwa kwekhodi ngaphakathi kokuthi »Ngenkathi» ngeke kusetshenziswe nhlobo.
- Umzimba wokuphindaphinda: Isethi yemiyalelo ephindaphindwayo inqobo nje uma isimo siyiqiniso. Kubalulekile ukuqinisekisa ukuthi le miyalelo isisondeza ekugcwaliseni isimo sokuphumayo.
- Ukubuyekezwa kwesimo: Ukuguqulwa kwesimo ngaphakathi komzimba wokuphindaphinda ukuze ngesikhathi esithile kube okungamanga futhi sikwazi ukuphuma ku-loop. Ngaphandle kwesibuyekezo esifanele, singawela kumaluphu angapheli.
Kubalulekile ukuqaphela ukuthi ukusetshenziswa okungalungile kwesakhiwo esiphindaphindayo "Ngenkathi" kungaholela ezinkingeni ezifana nezihibe ezingapheli, ezingabangela ukuthi uhlelo lungasebenzi kahle futhi lumoshe izinsiza ezingadingekile. Ukuze ugweme lokhu, kubalulekile qinisekisa ukubuyekezwa kwesimo esifanele futhi qinisekisa ukuthi umzimba wokuphindaphinda uklanywe ngendlela efanele ukuze uqhubekele esimweni sokuphuma.
5. Ungasisebenzisa kanjani kahle isakhiwo esiphindaphindayo »Phinda kuze kube»
Isakhiwo esiphindaphindayo »Phinda Kuze kube» singesinye esisetshenziswa kakhulu ku-pseudocode futhi sibalulekile ukwenza ukuphindaphinda noma imijikelezo kuhlelo. Ukuze usebenzise lesi sakhiwo ngendlela efanele, kubalulekile ukulandela imihlahlandlela ethile ukuze ugweme amaphutha futhi uthole imiphumela enembile. Nakhu okwethulwa izinyathelo ezibalulekile ukusebenzisa lesi sakhiwo ngendlela efanele:
1. Chaza umbandela wokunqanyulwa: Ngaphambi kokuthi uqale ukusebenzisa Ukuphinda Kuze kube nesakhiwo, kuyadingeka ukusetha isimo esivumelekile sokuqeda. Lesi simo kufanele sibe isisho esinengqondo esihlola ukuthi iluphu kufanele iqhubeke noma ime. Kubalulekile ukuchaza isimo ngendlela efanele futhi ngokunembile ukugwema izihibe ezingapheli noma imiphumela engalungile.
2. Qalisa ikhodi ngaphakathi kweluphu: Uma umbandela wokunqanyulwa uchaziwe, ikhodi ezosetshenziswa kumele inikezwe ngaphakathi kweluphu ethi “Phinda Kuze”. Le khodi ingaba yinoma yimuphi umyalo noma isethi yemiyalelo ofuna ukuyiphinda izikhathi ezimbalwa kuze kube yilapho kuhlangatshezwana nayo umbandela wokunqanyulwa. Kubalulekile ukukhumbula ukuthi ikhodi kufanele yakhiwe ngendlela efanele futhi ilandele i-syntax efanele.
3. Buyekeza okuguquguqukayo kokulawula: Ngaphakathi kwebhulokhi yekhodi yeluphu, okuhlukile kokulawula kungasetshenziswa okufanele kubuyekezwe ekuphindaphindweni ngakunye. Lezi zinguquko zingasetshenziswa ukubala inani lokuphindaphinda, ukuqongelela amanani, ukuguqula idatha, phakathi kwezinye izinto. Kubalulekile ukuqinisekisa ukuthi lezi eziguquguqukayo zibuyekezwa ngendlela efanele ekuphindaphindweni ngakunye ukuze Ukuphinda Kuze Uhlaka lusebenze njengoba kulindelekile.
Ukusebenzisa kahle "Phinda kuze kube" isakhiwo sokuphindaphinda ku-pseudocode kudinga ukulandela izinyathelo ezishiwo ngenhla. Ukuchaza isimo sokunqanyulwa esinembile, ukusebenzisa ikhodi ngaphakathi kweluphu ngendlela efanele, nokuqinisekisa ukuthi okuhlukile kokulawula kubuyekezwa ngokufanelekile kubalulekile ukuze kutholwe imiphumela enembile kanye nokugwema amaphutha ekusetshenzisweni kwalolu hlaka.
6. I-loop ethi «For» kanye nokusetshenziswa kwayo ku-Pseudocode
Iluphu "Okwa" Kuyisakhiwo esiphindaphindayo esivame ukusetshenziswa ku-Pseudocode. Lesi sakhiwo sisivumela ukuthi siphinde ibhulokhi yekhodi aaaasinikeziwe inombolo yezikhathi, ecaciswe ngokuguquguqukayo okubizwa ngokuthi ikhawunta. I-loop syntax eyisisekelo "Okwa" ku-Pseudocode okulandelayo:
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Ngoba ikhawunta Kusukela inani lokuqala Kuze kube inani lokugcina Ngesinyathelo ukwanda Yenza
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Uma inani lokugcina selifinyelelwe, iluphu "Okwa" iyama futhi uhlelo luqhubeke nomugqa olandelayo wekhodi. Uhlelo oluvame kakhulu lwale luphu ukwenza umsebenzi ophindaphindwayo, njengokuphrinta uchungechunge lwezinombolo noma ukucubungula uhlu lwezinto.
Iluphu "Okwa" Ivumela ukulawula okunembile kwenani lezikhathi lapho ibhulokhi yekhodi iphindwaphindwaphi. Ngaphezu kwalokho, iyithuluzi eliwusizo kakhulu uma kudingekile ukwenza umsebenzi ophindaphindayo lapho inani lokuphindaphinda laziwa kusengaphambili. Esimeni lapho inani eliqondile lokuphindaphinda lingaziwa, kungase kube lula kakhulu ukusebenzisa iluphu. "Ngenkathi" noma "Phinda kuze kube"Nokho, iluphu "Okwa" ihlala iyindlela enamandla kakhulu futhi evumelana nezimo ku-Pseudocode. .
Ngamafuphi, iluphu "Okwa" Kuyisakhiwo esiphindaphindayo esibalulekile ku-Pseudocode. Kusivumela ukuthi siphinde ukuvimba kwekhodi izikhathi ezimisiwe, ezilawulwa yisibali. Lesi sakhiwo siwusizo ikakhulukazi ezimeni lapho inani eliqondile lokuphindaphinda laziwa kusengaphambili. Nakuba ezinye izakhiwo eziphindaphindayo zikhona, iluphu "Okwa" Kuseyinketho enamandla kakhulu futhi eguquguqukayo ezinhlelweni.
7. Izimpawu nokusetshenziswa kwezihibe zokuthi “From-To” ku-Pseudocode
Ekuhlelweni, izakhiwo eziphindaphindayo zibalulekile ukuze wenze uchungechunge lwemiyalo ngokuphindaphindiwe. I-pseudocode, ulimi olulula olusetshenziswa ukuchaza ama-algorithms, inezindlela ezimbalwa zokufaka amaluphu. Eyodwa esetshenziswa kakhulu iluphu ethi “From-To”, esivumela ukuthi “siphinde” isethi yemiyalelo inombolo ethile yezikhathi.
Izici ze-loop ethi "From-To":
– Iluphu ethi “From-To” isetshenziswa uma wazi inani eliqondile lokuphindaphinda ofuna ukulenza. Kuyadingeka ukusungula inani lokuqala kanye nenani lokugcina, kucaciswe ububanzi bamanani azosetshenziswa ekuphindaphindweni ngakunye.
- Ngaso sonke isikhathi lapho i-loop isetshenziswa, inani le-variable variable (ekuqaleni elilingana nenani lokuqala) likhushulwa ngeyodwa. Ukuphindwaphindwa kuphinda kuze kube yilapho inani lokuguquguquka lifinyelela inani lokugcina, lapho iluphu iphela futhi ukwenza kuqhubeke nesitatimende esilandelayo.
- Kubalulekile ukuqaphela ukuthi iluphu ethi "From-To" ihlale yenziwa okungenani kanye, njengoba ukuguquguquka kokulawula kuthatha inani lokuqala ngaphambi kokuhlola isimo sokunqanyulwa.
Izinhlelo zokusebenza ze-loop ethi "From-To" ku-Pseudocode:
– Iluphu ethi “From-To” iwusizo ikakhulukazi uma ufuna ukwenza umsebenzi ophindaphindayo izikhathi ezimbalwa ezimisiwe. Ingasetshenziselwa ukuphrinta izinombolo ezilandelanayo, ukufunda idatha ohlwini oluchazwe ngaphambilini, noma ukwenza izibalo ngezikhathi ezithile.
– Lesi sakhiwo esiphindaphindayo futhi sisebenza kahle uma udinga ukwenza imisebenzi encike ebangeni elithile lamanani. Isibonelo, uma ufuna ukubala isambatho samanani okuqala angu-100, ungasebenzisa okuthi “Kusuka- Ukuze” iluphu ukuze uphindaphinde ukusuka ku-1 kuye ku-100 futhi ugcine i-accumulator eyengezwa ekuphindaphindweni ngakunye.
– Olunye uhlelo lokusebenza olujwayelekile wukusetshenziswa kweluphu ethi “From-To” ukuze uphindaphinde izici uhlu noma uhlu. Ekuphindaphindweni ngakunye, ingxenye ethile yamalungu afanayo ingafinyelelwa kusetshenziswa okuguquguqukayo kokulawula njengenkomba.
Ngamafuphi, i-From-To loop iyisakhiwo esiphindaphindayo esingukhiye ku-pseudocode, esivumela ukuthi siphinde isethi yemiyalo izikhathi ezimbalwa. Ukusetshenziswa kwayo kunikeza ukuguquguquka nokusebenza kahle ekusetshenzisweni kwama-algorithms, ikakhulukazi uma kudingeka ukusebenza ngebanga elithile lamanani.
8. Ukucatshangelwa okukhethekile kokusebenzisa izakhiwo eziphindaphindayo
Izakhiwo eziphindaphindayo ezifakiwe ziyithuluzi elinamandla ekwakheni ama-algorithms nezinhlelo. Ikuvumela ukuthi wenze imisebenzi ephindaphindayo ngempumelelo futhi ihlelekile. Kodwa-ke, kubalulekile ukucabangela ukucatshangelwa okukhethekile lapho usebenzisa lezi zakhiwo, ukugwema amaphutha nokuthuthukisa ukufundeka kwekhodi.
Okokuqala, Kubalulekile ukucaca mayelana inhloso kanye nengqondo wezakhiwo eziphindaphindayo esizozisebenzisa. Ngaphambi kokuqala ukusetshenziswa, kufanele sihlaziye izidingo zenkinga ngokuningiliziwe futhi sinqume ukuthi ukuphindaphinda kufanele kuhlelwe kanjani ukuze sithole umphumela oyifunayo. Lokhu kuzosisiza ukuthi sigweme izihibe ezingadingekile noma eziklanywe kabi ezingase zibe nomthelela omubi ekusebenzeni kohlelo.
Okwesibili, al isidleke izakhiwo eziphindaphindayo, Kumelwe sinake ngokukhethekile ukuhlehliswa kwekhodi. Ngokuba namaluphu amaningi phakathi kwamanye amaluphu, kubalulekile ukugcina inhlangano efanele yekhodi ukuze kube lula ukuqonda nokufunda ngabanye abahleli bohlelo. Kutuswa ukusebenzisa izikhala noma amathebhu ukuze uhlehlise izinga le-loop ngayinye, okuzokuvumela ukuthi ubone ngokucacile izingqimba ezihlukahlukene zokuphindaphinda.
Ekugcineni, Kubalulekile ukucabangela ukusebenza kahle factor lapho usebenzisa izakhiwo eziphindaphindayo ezisidleke. Nakuba lezi zakhiwo ziwusizo kakhulu, zingasebenzisa nenani elikhulu lezinsiza nesikhathi sokusebenza, ikakhulukazi uma zingaklanywanga ngendlela efanele. Ukuze kuthuthukiswe ukusebenza, kunconywa ukuhlaziya inkinga futhi ubheke ukulungiselelwa okungase kube khona, njengokunciphisa inani lokuphindaphinda noma ukusebenzisa ama-algorithms asebenza kahle kakhulu, njalo kucatshangelwa izidingo ezithile zenkinga exazululwayo.
Ngalokhu kucatshangelwa okukhethekile engqondweni, singasebenzisa ngokugcwele izakhiwo eziphindaphindayo ezifakwe ku-pseudocode yethu. Ngokuhlela ngokucophelela i-logic, ukuhlela ikhodi ngokucacile nangendlela efanele, kanye nokuthuthukisa ukusebenza kahle kwe-algorithm, singathuthukisa izinhlelo eziqinile nezisebenza kahle. Izakhiwo eziphindaphindwayo ezifuywayo ziyithuluzi elinamandla emhlabeni wezinhlelo futhi kubalulekile ukuzazi ukuze uxazulule ngempumelelo izinkinga eziyinkimbinkimbi!
9. Izincomo zokuthuthukisa ukusebenza kahle nokufundeka kwe-Pseudocode enezakhiwo eziphindaphindayo
Izakhiwo eziphindaphindayo zibalulekile ekuthuthukisweni kwama-algorithms asebenza kahle futhi afundekayo ngaphakathi kwe-pseudocode. Ngalo mqondo, kubalulekile ukulandela izincomo ezithile ezizosisiza ukuthi sithuthukise ukusebenza kahle nokucaca kwekhodi yethu. Ngezansi kukhona ezinye.
1. Sebenzisa isakhiwo esifanele: Kubalulekile ukukhetha ukwakheka okuphindaphindayo kwecala ngalinye. Ezinye zezakhiwo ezivame kakhulu iluphu ngoba, iluphu ngenkathi kanye ne-loop isikhathi sokwenza. Kuyadingeka ukuhlola izimo zenkinga futhi kunqunywe ukuthi yisiphi isakhiwo esisebenza kahle kakhulu esingase sisetshenziswe. Ukwengeza, kubalulekile ukukhumbula ukuthi umzimba weluphu kufanele uhlehliswe ngendlela efanele ukuze kuthuthukiswe ukufundeka kwekhodi.
2. Gwema izihibe ezingapheli: Iphutha elivamile ku-pseudocode ukudalwa kwezihibe ezingapheli, ezingaholela ekulahlekelweni kokukhathala. izinsiza zesistimu. Ukuze ugweme le nkinga, kubalulekile ukuqinisekisa ukuthi isimo sokuphuma kweluphu siyahlangatshezwa ngesikhathi esithile. Ngaphezu kwalokho, kuyatuseka ukuthi ufake izinto zokubala noma ukulawula okuguquguqukayo okukuvumela ukuthi ulandelele ukuphindaphinda futhi ugweme amaluphu angalindelekile.
3. Nciphisa inani lemisebenzi ngaphakathi kweluphu: Enye indlela yokuthuthukisa ukusebenza kahle kwe-pseudocode enezakhiwo eziphindaphindayo ukunciphisa imisebenzi okufanele yenziwe ngaphakathi kweluphu. Lokhu kuhlanganisa izitatimende ezihambayo kanye nezibalo ngaphandle kweluphu uma kungenzeka. Ngale ndlela, ukuphinda ngokungadingekile imisebenzi efanayo ekuphindaphindweni ngakunye kuyagwenywa, okungaba nomthelela omkhulu ekusebenzeni kwe-algorithm.
Ngokulandela lezi zincomo, kungenzeka ukuthuthukisa ukusebenza kahle nokufundeka kwe-pseudocode ngezakhiwo eziphindaphindayo. Ukusebenzisa isakhiwo esifanele, ukugwema amaluphu angapheli, kanye nokunciphisa inani lemisebenzi ngaphakathi kweluphu kuyizinqubo ezibalulekile zokuzuza ama-algorithms asebenza kahle kakhulu futhi aqondakalayo. Singakhohlwa ukuthi i-pseudocode iyithuluzi eliyisisekelo ekuthuthukisweni kwama-algorithms futhi iwukhiye ukulandela imikhuba emihle ukuze isetshenziswe ngokugcwele!
10. Izibonelo ezisebenzayo zokusetshenziswa kwezakhiwo eziphindaphindayo ku-Pseudocode
Iluphu iyisakhiwo sokulawula esivumela isethi yemiyalelo ukuthi iphindwe inani elimisiwe lezikhathi noma kuze kube yilapho kuhlangatshezwana nesimo. Kumongo we-pseudocode, kunezinhlobo ezimbili eziyinhloko zamalophu: iluphu ngenkathi kanye ne-To loop.
El iluphue Ngenkathi isetshenziswa lapho inani eliqondile lezikhathi lapho isethi yemiyalelo kufanele iphindwe akwaziwa kusengaphambili. Isimo siyahlolwa futhi, uma kuyiqiniso, imiyalelo iphinda isetshenziswe. Lokhu kuyaphindwa kuze kube yilapho isimo singasenalo iqiniso. Isibonelo, ohlelweni olucela umsebenzisi ukuthi afake inombolo futhi ayiphrinte esikrinini, iluphu ethi Nakuba izosetshenziswa ukuze kuqinisekiswe ukuthi inombolo efakiwe ivumelekile, okungukuthi, inkulu kunoziro.
Ngakolunye uhlangothi, i- iluphuI-e Para isetshenziswa uma wazi kusengaphambili inani eliqondile lezikhathi ofuna ukuphinda isethi yemiyalelo. Inani lokuqala, inani lomkhawulo, kanye nokwenyuka kucacisiwe, futhi imiyalelo isetshenziswa kanye ekunyukeni ngakunye, kuze kube yilapho kufinyelelwa khona inani lomkhawulo lolu hlobo lweluphu luwusizo ikakhulukazi uma udinga ukusebenza ngezinhlu noma izinhlu. idatha. Isibonelo, uma unohlu lwezinombolo futhi ufuna ukubala isamba sazo zonke, ungasebenzisa iluphu ukuze udlule kulungu futhi uqongelele inani le-elementi ngayinye.
Sengiphetha, izakhiwo eziphindaphindayo ku-pseudocode zingamathuluzi abalulekile okwenza imisebenzi edinga ukuphindaphindwa kwemiyalelo. Kokubili i-When loop kanye ne-To loop zinezinhlelo zokusebenza ezingokoqobo kuzimo ezihlukene futhi zivumela izinqubo ukuthi zenziwe ngokuzenzakalelayo kahle. Kubalulekile ukwazi nokuqonda le mibono ukuze ukwazi ukuyisebenzisa ngendlela efanele futhi ulungiselele ukuthuthukiswa kwezinhlelo ze-pseudocode.
Ngingu-Sebastián Vidal, unjiniyela wekhompyutha ozifelayo ngobuchwepheshe kanye ne-DIY. Ngaphezu kwalokho, ngingumdali we tecnobits.com, lapho ngabelana khona ngezifundo zokwenza ubuchwepheshe bufinyeleleke kakhudlwana futhi buqonde wonke umuntu.