ComputerZokuhlela

Ngemizobo i "Pascal": iimpawu, iindlela indalo kunye nemizekelo

Ingaba Kufuneka wenkqubo mifanekiso? Ingakumbi abo basanda kuqala ukuba bafunde ulwimi? Kufuneka kuqala ukuhlolisisa zonke yoyilo ekubhaleni imisebenzi esisiseko kunye eqhelekileyo kunye nekhefu ishedyuli ukuze kamva?

Le yimibuzo ukuba aphendule elowo ngokwakhe. Ngokomzekelo, abo bafundisa ulwimi kunyaka wesikolo, ishedyuli kwi "Pascal" yeyona ndlela ibalaseleyo ukukhuthaza wena ukuba bangaqhubela phambili. Emva lonke eli xesha ndifuna ukubona iziphumo acinga ngayo, ukubhala iinkqubo. Ukuba sithetha ngayo umfundi, ngoko ukuzoba enye idinga. Kunoko, esisebenza ngayo njengoko njengento abangabancedani ukuba kuyanceda ukwenza iimveliso ebhalwe onamandla angaphezu. Kodwa nayiphi na imeko, eli candelo ulwimi lokuprograma, Kakade ke, kubalulekile.

Kufuneka Makukhunjulwe ukuba zonke iimali inkxaso-mifanekiso. "NjengoPascal," nayo, lixhotyiswe kulo msebenzi, ngoko ke isakhiwo yayo iya kuchazwa kwinqaku.

Ngemizobo i "Pascal"

Kufuneka uqale phi? Ukususela oko, kufuneka uqonde ukuba yintoni na iyunithi Ubuncinane ikhusi ngeendlela ezahlukeneyo zolwimi "Pascal". Xa kuziwa kokubhaliweyo, ngoko ke uya kuba luphawu. Ishedyuli kufuneka abayikhethayo pixel. Kuye zika ukuba zimelwe neesimboli X kunye Y, kunye nombala (standard - abamhlophe). Ukuze ufumane i-idilesi ye pixel (0, 0), kuyimfuneko ukubeka kwi kwikona ephezulu ekhohlo. Ivela apha iqala ukubala ezihambelanayo.

Ngemizobo "Pascal ABC» iyasebenza nge imodyuli ukuba kuyimfuneko ukubhalisa umgca ukusetyenziswa.

indawo

Njengoko umzekelo lula ziya kunikwa umsebenzi amanqaku imveliso kwi kwikhusi (iboniswe ngezantsi).

Kwicandelo Isiphakamiso, uyakwazi ukubona amagama iimodyuli egcinwe kumgca ukusetyenziswa. Ziquka indlela yemizobo kule program. Ukuba umphuhlisi iye yadibana isakhiwo inkqubo, ukuze ucinga ukuba nje kufuneka ukubhala variables abancedisayo var. Kodwa eli candelo, ngemizobo "Pascal", usebenza kancinane eyahlukileyo. Emva kokuba var igama ukubhala ikhadi yemizobo ezifakwe kwi-PC yakho, uze ucacise indlela esebenza kuwo. Ezi mpawu zixhaphakile. Emva kokuba kuvulwe yegama umqhubi kufuneka uqaphele uhlobo wenziwayo kunye indlela. Ukuba umsebenzisi akayazi into uhlobo iadaptha ifakiwe, kubalulekile ukuba ubhale inani kumgca inkqubo 7. Eli candelo, ngathi ngemizobo "Pascal" ilungiselelwe ukwenzela ukuba inkqubo uyakwazi ibhaqe ngokuzenzekelayo ukuchonga data. Kubalulekile ukukhumbula ukuba yonke amaqhoshana uxabiseke lwabo lwamanani ngokuba ngasinye ingafumaneka ngokukhangela kwi Internet. Xa umgca wesibhozo kunokubonwa nkqubo Initgraph. Yena uqhuba indlela yemizobo. Line inombolo 9 kunye nenombolo 10 ziyafuneka ukuze ubone ukuba ukundululwa waya ngequbuliso akaphumeleli, le nkqubo sele uyekile ukusebenza. closegraph ivale indlela yemizobo, elikuvumela ukuba ubuyele kwisicatshulwa.

Imiqolo Wawabala 2, 3, 7-10, 17 kufuneka sikhumbule kuba zingasetyenziswa njenge template, ekubeni bonke ngemizobo "Pascal" liye indalo isakhiwo jikelele. Cinga izinto kweminye imisebenzi.

Phantsi umbala variable kufuneka baqonde uluhlu imibala kwi "Pascal" kukho 15. kuphela Xa wabele ixabiso ngequbuliso, simele siqonde ukuba ithowuni baya kukhethwa zazivelela. 14 line ikuvumela ukuba ukudala kwindawo kwikhusi. Kule ngxaki, uya emi kuyo "kukushiya" apho kukho indlela yokukhetha ejikelezayo.

iShedyuli umsebenzi

Kufuneka kuqondwe ukuba igrafu umsebenzi kwi "Pascal" yakhiwa ngezigaba ezibini. Okokuqala, kufuneka ukwakha inkqubo zilungelelanise, uze uzobe igrafu ngokwayo. Iingqalo ahlulwe ngezigaba eziliqela.

Ukuba ishedyuli nto ingabekwa phezulu kwekhusi, kufuneka ukhankanye indawo yayo. angle Upper - (xLeft; yLeft). ibhalwe ezisezantsi efanayo - (xRight; yRight). Ukuyila nokulungelelanisa axis, nto leyo nemathematika ubhalo kakhulu, kufuneka ukuba eli ziko. Yaye kwenkcazo yokugqibela kudingeka ukuba uqonde indlela ingxoxo kunye nexabiso msebenzi. Khetha ingongoma ofunekayo, ungaqhubeka ukurekhoda le program.

Ngemizobo i "Pascal" ibandakanya ukusetyenziswa inkqubo SetPixel, emva elandela kwindawo yegama lubonisa uququzelelo ze kwindawo (x yesiqhelo kunye y) kunye nombala (variable). A umsebenzi Line ivumela ukuzoba esqwini.

Bhala inkqubo kuyimfuneko ngokolandelelwano ezinjalo: kuqala nokulungelelanisa inkqubo, yaye ekugqibeleni kufuneka ukubala ixabiso umsebenzi kunye ukubala uququzelelo le ngongoma.

ngenxa

Iingongoma isiphelo kwikhusi kunye nokwakhiwa igrafu umsebenzi kwi "Pascal" ezingundoqo, ngoko ukuthetha, lonke icandelo esisiseko. Ekubeni ndafunda ukubhala iinkqubo ukulungiselela umiliselo lwazo, uhlelo angasebenzisa ngemizobo iinguqulelo zayo ezahlukeneyo. Kuyinto nje ukwazi le ngcamango. Ngemizobo i "Pascal" (imizekelo zinikwe kweli nqaku) - umbuzo elula umdla.

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