An warware: idan vector ya ƙunshi ƙima

A fagen C++, bincika idan vector ya ƙunshi takamaiman ƙima aiki ne na gama gari ga masu haɓakawa. Ɗaya daga cikin mahimman fasalulluka na C++ sune vectors - tsararraki masu ƙarfi waɗanda ke ba da damar adana matakan mabambanta na bayanai. Don haka, fahimtar yadda ake kewayawa da sarrafa waɗannan gine-ginen fasaha ce mai mahimmanci ga kowane mai haɓaka C++. Haɗa wannan ilimin na iya sauƙaƙe tsarin yin rikodin, sa shirin ya zama mai santsi, mai tsabta, da inganci. Lallai, vectors ƙwanƙwasa ne don ƙwarewar ci gaban C++.

Bari mu shiga cikin wannan batu mai zafi don bincika mafita cikin zurfi, bincika takamaiman lambar sannan mu kewaya dakunan karatu da ayyuka masu alaƙa don haɓaka arsenal ɗin ku na C++.

#include
#include
#include

int babban () {
std:: vector myVector = {1, 2, 3, 4, 5};

int value_to_find = 3;

idan (std :: nemo (myVector.begin (), myVector.end (), value_to_find) != myVector.end ()){
std :: cout << "An sami darajar" << std :: endl; } kuma {std::cout << "Ba a sami darajar ba" << std :: endl; } dawo 0; } [/code] A kashi na farko na lambar mu, mun haɗa da dakunan karatu guda uku wato, ``, ``, kuma ``. The ``laburare yana ba da damar shigarwa da ayyukan fitarwa,`` yana da mahimmanci don amfani da ayyukan da suka danganci vector, da `'yana da mahimmanci don amfani da hanyar'std:: nemo()' wanda ke da mahimmanci don magance matsalar mu.

Fahimtar Vectors a cikin C++

Vectors a cikin C++, kar a ruɗe su da mathematics ko physics vectors, haƙiƙa tsararraki ne masu ƙarfi waɗanda ke riƙe fasalulluka na arrays amma tare da ƙarin fa'idodi. Waɗannan sun haɗa da ikon canza girman su yayin lokacin aiki da ayyukan memba masu dacewa. Wannan mai canza wasa ne saboda ba kamar tsararru ba, ba'a iyakance ku zuwa ƙayyadadden yanki mai girma.

Vectors a cikin C++ sun fi sassauƙa fiye da daidaitattun tsararru. Saboda ana iya canza girman su a lokacin aiki, ana rarraba vectors azaman tsayayyen tsarin bayanai ko kwantena. Ana iya cika su da kowane nau'in bayanan da kuke buƙata, daga lamba da masu iyo zuwa abubuwa da tsari.

Yin amfani da std :: nemo don bincika idan vector ya ƙunshi ƙima

Babban aikin da ke cikin snippet code ɗinmu ana aiwatar da shi ta hanyar `std :: Find()` daga ''`laburare. Ana amfani da wannan aikin yayin neman takamaiman ƙima a cikin kewayon abubuwa. A cikin wannan yanayin, an tsara kewayon tsakanin farkon da ƙarshen vector. Idan an sami ƙima a cikin vector, hanyar tana mayar da mai yin nuni zuwa gare ta; in ba haka ba, an dawo da ƙarshen maimaitawa.

Katangar lambar mu da ke sama tana amfani da irin wannan amfani na `std :: Find()`, ƙoƙarin nemo ƙayyadaddun ƙimar mai amfani a cikin ƙayyadaddun vector. Idan an samo ƙimar, ana buga "Ƙimar da aka samo" kuma idan ba haka ba, "Ba a samo ƙimar ba" ana buga shi. Nau'in dawowa na `std ::find` mai jujjuyawa ne yana nuni zuwa ga abin da aka samo, don haka mun duba sakamakon `std :: find()` da `myVector.end()` don tantance ko an sami ƙimar mu.

Waɗannan abubuwan ilimin suna da mahimmanci don aiki tare da vectors a cikin C++, kuma don shirye-shirye a cikin C++ gabaɗaya. Ta hanyar ƙware waɗannan, mai haɓakawa zai iya ƙirƙira da sarrafa tsarin bayanai masu ƙarfi yadda ya kamata, yana sa lambar ku ta fi dacewa da sauƙin kiyayewa. Ko don haɓaka wasan, sarrafa bayanai, ko coding software, sanin hanyar ku ta hanyar vectors da std:: nemo aikin dole ne ya sami gwaninta a cikin kayan aikin haɓakawa.