Programming Algorithm: Daim ntawv qhia ua tiav rau kev nkag siab thiab siv algorithms hauv programming
Lub khoos phis tawj programming tau hloov pauv txoj hauv kev uas peb cuam tshuam nrog thev naus laus zis thiab tau ua kom muaj kev vam meej hauv ntau yam . Lub hauv paus ntawm qhov kev qhuab qhia no yog lub tswv yim ntawm ib qho algorithm, ib qho laj thawj thiab kev txiav txim ntawm cov lus qhia uas tso cai rau koj los daws qhov teeb meem lossis ua haujlwm. Hauv tsab xov xwm no, peb tshawb nrhiav kom meej tias qhov programming algorithm yog dab tsi, nws qhov tseem ceeb thiab nws yuav siv tau li cas kom ua tau zoo tshaj plaws thiab kev ua kom zoo ntawm cov kev pab cuam.
Qhov programming algorithm yog dab tsi?
Qhov tseem ceeb, a teem caij algorithm Nws tuaj yeem txhais tau tias yog cov txheej txheem kev cai thiab cov txheej txheem uas siv los daws cov teeb meem tshwj xeeb uas siv cov lus programming. Algorithms yog lub hauv paus ntawm kev ua haujlwm, txij li lawv muab cov txheej txheem los npaj thiab tsim cov lus qhia tsim nyog kom ua tiav qhov xav tau. Lawv yuav tsum yog qhov tseeb, nthuav dav thiab hwm cov syntax ntawm cov lus programming siv.
Qhov tseem ceeb ntawm algorithms hauv programming
Algorithms ua lub luag haujlwm tseem ceeb hauv kev ua haujlwm, vim tias lawv tso cai rau cov neeg ua haujlwm los rhuav tshem cov teeb meem nyuaj rau hauv cov haujlwm me me thiab tswj tau ntau dua. Los ntawm kev rhuav tshem ib qho teeb meem rau hauv cov algorithms yooj yim, nws yooj yim rau kev nkag siab thiab siv cov kev daws teeb meem zoo. Tsis tas li ntawd, algorithms pab txhim kho qhov ua tau zoo ntawm qhov kev zov me nyuam, vim tias lawv tso cai rau qhov tsis muaj txiaj ntsig los txheeb xyuas thiab tshem tawm. Hauv cov ntsiab lus, algorithms yog qhov tseem ceeb rau kev ua haujlwm tau zoo thiab muaj txiaj ntsig zoo.
Daim ntawv thov thiab piv txwv ntawm programming algorithms
Programming algorithms muaj ntau yam kev siv hauv ntau qhov chaw. Los ntawm kev txheeb xyuas cov ntaub ntawv thiab cov ntaub ntawv tshawb fawb mus rau cov ntaub ntawv compression thiab kev ua cov duab, algorithms muaj nyob rau hauv ntau yam ntawm peb lub neej txhua hnub. Qee cov piv txwv Feem ntau suav nrog binary tshawb nrhiav algorithms, sorting algorithms xws li npuas algorithm lossis quicksort algorithm, thiab cov duab algorithms xws li Dijkstra algorithm. Cov piv txwv no qhia txog yuav ua li cas algorithms siv tau rau hauv cov ntsiab lus sib txawv thiab muab cov kev daws teeb meem zoo rau ntau yam teeb meem.
Hauv kev xaus, programming algorithms yog ib qho tseem ceeb hauv kev ua haujlwm hauv computer programming. Nws txoj kev nkag siab thiab daim ntawv thov kom raug tso cai rau cov programmer los daws cov teeb meem nyuaj thiab txhim kho kev ua tau zoo ntawm lawv cov kev pab cuam. Los ntawm kev paub txog kev kos duab ntawm algorithms, koj tuaj yeem qhib lub ntiaj teb ntawm kev muaj peev xwm thiab cov hauv kev hauv kev ua haujlwm. Hauv cov ntawv hauv qab no, peb yuav tshawb xyuas cov txheej txheem tshwj xeeb thiab cov txheej txheem siab tshaj plaws kom nthuav dav peb cov kev paub hauv cheeb tsam no.
Taw qhia rau Programming algorithms
Programming algorithms Lawv yog cov lus qhia ntxaws ntxaws uas tso cai rau koj los daws cov teeb meem kev suav. Lawv yog cov hauv paus ntsiab lus ntawm txhua qhov kev pab cuam thiab siv los ua cov haujlwm tshwj xeeb kom tau txais txiaj ntsig zoo Cov algorithms no tau sau ua cov lus programming thiab yuav tsum tau meej thiab meej, kom lawv tuaj yeem nkag siab los ntawm ob tus programmer thiab lub computer.
Muaj ntau hom programming algorithms., txhua tus tsim los rau ib txoj haujlwm tshwj xeeb. Sequential algorithms yog cov uas ua raws li qhov kev xav tau ib ntus, qhov twg txhua kauj ruam tau ua tiav ib qho tom qab. Ntawm qhov tod tes, conditional algorithms muaj cov lus qhia uas raug tua tsuas yog tias muaj qee qhov xwm txheej tau ntsib. Tsis tas li ntawd, iteration algorithms Lawv rov ua qee yam haujlwm kom txog thaum muaj xwm txheej tshwm sim lossis tsis ua tiav lawm.
La qhov tseem ceeb ntawm programming algorithms yog tias lawv tso cai ntau dua thiab optimized cov kev pab cuam los sau. Muaj kev tsim qauv algorithm zoo tuaj yeem ua qhov sib txawv ntawm qhov kev ua haujlwm qeeb thiab tsis muaj txiaj ntsig thiab kev ua haujlwm sai thiab ua tau zoo. Algorithms kuj pab txhim kho thiab teeb tsa cov cai raws li kev xav tau, ua kom yooj yim rau kev tswj hwm thiab nkag siab. Tsis tas li ntawd, kev paub txog kev tshuaj xyuas thiab kev tsim cov algorithms tso cai rau cov neeg ua haujlwm daws teeb meem zoo dua thiab ua haujlwm tau zoo, txuag lub sijhawm thiab cov peev txheej hauv kev txhim kho software.
Programming algorithms: tswvyim thiab cov yam ntxwv tseem ceeb
Lub programming algorithms Lawv yog cov kab ke ntawm cov lus qhia muaj txiaj ntsig thiab cov lus qhia zoo uas tso cai rau koj los daws qhov teeb meem tshwj xeeb. Lawv yog lub hauv paus tseem ceeb ntawm txhua qhov kev pab cuam hauv computer, txij li lawv piav qhia kauj ruam yog kauj ruam cov haujlwm uas yuav tsum tau ua kom tau txais qhov xav tau. A algorithm Nws tuaj yeem siv ua hom lus sib txawv thiab ua tiav los ntawm lub computer.
Lub cov yam ntxwv tseem ceeb ntawm cov programming algorithms yog nws efficiency thiab precision. Lub algorithm zoo yuav tsum muaj peev xwm daws tau qhov teeb meem zoo, uas yog, siv cov peev txheej tsawg kawg nkaus, xws li lub sijhawm ua tiav thiab kev nco, nws yuav tsum yog qhov tseeb, uas yog, cov lus qhia yuav tsum meej thiab tsis meej, kom lub computer. tuaj yeem coj lawv kom raug.
Muaj cov sib txawv hom algorithms uas yog siv rau hauv programming, xws li sequential algorithms, conditional algorithms thiab iterative algorithms. Sequential algorithms muaj ntau cov lus qhia uas tau ua tiav linearly, ib qho tom qab. Conditional algorithms tso cai rau koj txiav txim siab thiab ua raws li cov lus qhia sib txawv raws li qhov xwm txheej. Thaum kawg, cov algorithms rov qab tau siv los rov ua cov lus qhia ntau zaus kom txog rau thaum muaj xwm txheej tshwj xeeb.
Lub luag haujlwm ntawm algorithms hauv software programming
Lub cov txheej txheem ua lub luag haujlwm tseem ceeb hauv kev software programming. Ib qho algorithm yog ib qho laj thawj ntawm cov lus qhia uas daws tau qhov teeb meem tshwj xeeb. Lub algorithm zoo yuav tsum yog qhov tseeb, meej thiab muaj kev ua haujlwm zoo.
Los ntawm kev siv algorithms hauv software programming, cov neeg tsim khoom tuaj yeem ua tau optimize lub sijhawm thiab cov peev txheej tsim nyog los daws qhov teeb meem. Los ntawm kev xaiv txoj cai algorithm, koj tuaj yeem ua tiav kev ua tau zoo dua thiab muaj peev xwm loj dua hauv koj lub software. Cov algorithms tuaj yeem siv los ua ntau yam haujlwm, xws li kev txheeb xyuas cov ntaub ntawv, tshawb nrhiav cov ntaub ntawv, lossis ua cov lej nyuaj. Nws yog ib qho tseem ceeb los xaiv qhov tseeb algorithm nyob ntawm seb qhov kev xav tau tshwj xeeb ntawm software.
Hauv software programming, algorithms kuj tseem ua lub luag haujlwm tseem ceeb hauv optimization ntawm cov peev txheej thiab cov txheej txheem. Lub algorithm tsim tau zoo tuaj yeem txo lub sijhawm thiab nco siv los ntawm ib qho kev pab cuam, txhim kho nws cov kev ua tau zoo thiab kev ua haujlwm. Algorithms kuj tso cai rau koj los daws cov teeb meem sai dua thiab raug, uas yog qhov tseem ceeb rau kev tsim software zoo. Raws li kev siv thev naus laus zis, algorithms tau nce zuj zus thiab muaj zog, tso cai rau kev txhim kho cov kev siv ntau dua thiab ua haujlwm zoo.
Algorithms thiab lawv qhov tseem ceeb hauv kev ua tau zoo ntawm cov kev pab cuam
Lub cov txheej txheem yog ib feem tseem ceeb ntawm cov kev sau ntawv thiab ua lub luag haujlwm tseem ceeb hauv kev kev ua haujlwm tau zoo ntawm cov kev pab cuam. Ib qho algorithm yog ib txheej ntawm kev txiav txim thiab cov lus qhia meej uas tso cai rau koj los daws qhov teeb meem lossis ua haujlwm tshwj xeeb. Nws qhov tseem ceeb yog nyob rau hauv qhov tseeb tias ib qho algorithm zoo tuaj yeem txhim kho lub sijhawm ua tiav ntawm qhov kev pab cuam thiab txhim kho nws cov kev ua tau zoo.
Muaj ntau hom cov txheej txheem uas yog siv nyob rau hauv lub programming, xws li nrhiav algorithms, sorting algorithms, graph algorithms, thiab lwm yam. Txhua tus ntawm lawv muaj nws tus kheej txoj kev daws teeb meem thiab siv nyob rau hauv ntau qhov xwm txheej. Piv txwv li, kev tshawb nrhiav algorithms yog siv los nrhiav cov ntsiab lus tshwj xeeb hauv ib daim ntawv teev npe lossis array, thaum kev txheeb xyuas cov algorithms yog siv los npaj cov ntsiab lus ntawm cov npe hauv kev nce los yog nqis los.
Kev ua tau zoo ntawm ib qho kev pab cuam feem ntau nyob ntawm kev xaiv ntawm qhov tsim nyog algorithm. Lub algorithm zoo tuaj yeem txo lub sijhawm ua tiav ntawm qhov kev pab cuam, uas txhais tau tias ua haujlwm zoo dua thiab ua haujlwm tau zoo dua. Ntawm qhov tod tes, ib qho algorithm tsis muaj peev xwm ua rau program siv sijhawm ntev los ua, uas tuaj yeem ua rau lub sijhawm thiab cov peev txheej. Vim li no, nws yog ib qho tseem ceeb uas yuav tau xaiv txoj cai algorithm rau txhua qhov teeb meem lossis kev ua haujlwm, suav nrog cov ntsiab lus xws li qhov loj ntawm cov ntaub ntawv, qhov nyuaj ntawm cov algorithm, thiab cov peev txheej muaj.
Cov lus pom zoo rau tsim kom muaj txiaj ntsig algorithms hauv kev ua haujlwm
Hauv lub ntiaj teb ntawm programming, tsim cov algorithms zoo yog qhov tseem ceeb kom ua tiav cov software zoo. Ib qho algorithm ua tau zoo yog ib qho uas siv cov peev txheej tsawg kawg nkaus los daws qhov teeb meem, uas ua rau muaj qhov kev pab cuam sai dua nrog kev nco tsawg dua. Ntawm no peb nthuav qhia qee qhov ntawm lawv:
1. Qhia meej qhov teeb meem: Ua ntej pib design an algorithm, nws yog ib qho tseem ceeb kom nkag siab zoo txog qhov teeb meem koj xav daws. Qhov no suav nrog kev nkag siab txog cov cai, txwv, thiab cov ntaub ntawv nkag. Kev tshuaj xyuas zoo ntawm qhov teeb meem yuav tso cai rau koj los nrhiav qhov kev daws teeb meem zoo tshaj plaws thiab zam cov algorithms nyuaj uas tsis tsim nyog.
2. Siv cov ntaub ntawv zoo: Kev xaiv kom raug ntawm cov ntaub ntawv cov qauv yog qhov tseem ceeb rau kev tsim cov algorithms zoo. Siv cov ntaub ntawv tsim nyog, xws li arrays, cov npe txuas, lossis cov ntoo, tuaj yeem ua rau muaj qhov sib txawv ntawm kev ua haujlwm algorithm. Tsis tas li ntawd, nws yog ib qho tseem ceeb uas yuav tsum xav txog qhov loj ntawm cov ntaub ntawv thiab txoj hauv kev uas nws nkag mus rau xaiv cov qauv siv tau zoo tshaj plaws.
3. Txo algorithmic complexity: Algorithmic complexity yog hais txog tus nqi ntawm cov peev txheej uas algorithm xav tau los daws qhov teeb meem raws li qhov loj ntawm cov ntaub ntawv nkag. Nws yog ib qho tseem ceeb kom txo tau qhov kev nyuaj no mus rau qhov tsawg kawg nkaus kom ua tau zoo algorithms. Kev ua kom zoo tshaj plaws, zam cov voj voog tsis tsim nyog, thiab siv cov tswv yim xws li kev ua haujlwm zoo tuaj yeem pab txo qis algorithmic complexity.
Kev txiav txim siab tseem ceeb thaum siv algorithms hauv Programming Languages
Thaum siv algorithms hauv cov lus programming, muaj qee qhov kev txiav txim siab tseem ceeb uas yuav tsum tau coj mus rau hauv tus account kom ntseeg tau tias kev ua haujlwm zoo thiab ua haujlwm tau zoo. cov Ib qho tseem ceeb tshaj plaws yog kev xaiv cov lus programming uas tsim nyog. Txhua yam lus muaj nws tus yam ntxwv thiab qhov zoo, yog li nws yog ib qho tseem ceeb rau kev ntsuam xyuas qhov twg zoo tshaj plaws rau cov kev xav tau ntawm cov algorithm hauv nqe lus nug.
Lwm qhov kev txiav txim siab tseem ceeb yog qhov algorithm efficiency nws tus kheej. Nws yog ib qho tseem ceeb los tsim thiab tsim cov algorithms uas nrawm thiab siv ob peb yam kev pab, kom ua tiav qhov kev ua tau zoo. Qhov no suav nrog kev xaiv cov algorithms uas muaj qhov nyuaj tsawg kawg nkaus thiab zam cov uas tuaj yeem ua rau muaj kev cuam tshuam hauv lub cev.
Readability thiab kev ruaj ntseg ntawm cov cai Lawv kuj yog qhov tseem ceeb thaum siv cov algorithms hauv cov lus programming. Nws yog ib qho tseem ceeb rau kev teeb tsa cov cai hauv txoj hauv kev kom meej thiab txhim khu kev qha, siv cov npe piav qhia rau kev sib txawv thiab kev ua haujlwm. Nyob rau hauv txoj kev no, tsis tsuas yog kev nkag siab ntawm cov algorithm yooj yim dua, tab sis nws txoj kev ruaj ntseg ntev kuj tau lav.
Cov tswv yim rau daws teeb meem siv algorithms
algorithms yog cov lus qhia ua ntu zus ntawm cov lus qhia uas tau siv daws teeb meem. Hauv kev ua haujlwm ntawm kev ua haujlwm, algorithms tseem ceeb heev los ntawm lawv, cov programmers tuaj yeem tsim cov kev daws teeb meem zoo thiab muaj txiaj ntsig zoo rau cov xwm txheej sib txawv. Muaj ntau yam uas tuaj yeem pab tau zoo hauv kev txhim kho cov khoos phis tawj.
Ib qho ntawm cov tswv yim siv dav tshaj plaws yog kev faib thiab kov yeej txoj hauv kev. Txoj hauv kev no suav nrog kev rhuav tshem cov teeb meem nyuaj rau hauv cov teeb meem me me, tswj tau ntau dua. Qhov no tso cai rau txhua qhov teeb meem ntawm tus kheej los daws qhov teeb meem thiab tom qab ntawd muab cov kev daws teeb meem los daws qhov teeb meem tseem ceeb.. Txoj kev no muaj txiaj ntsig tshwj xeeb thaum ua haujlwm nrog cov teeb meem loj lossis teeb meem uas tuaj yeem decomposed rau hauv cov haujlwm yooj yim.
Lwm lub tswv yim zoo yog cov txheej txheem brute force. Lub tswv yim no suav nrog kev sim txhua qhov kev daws teeb meem rau ib qho teeb meem thiab xaiv ib qho uas ua tau raws li qhov tsim nyog. Txawm hais tias cov txheej txheem no tuaj yeem qeeb me ntsis thiab suav nrog kim, tuaj yeem ua tau zoo nyob rau hauv rooj plaub uas tsis tuaj yeem nrhiav kev daws teeb meem zoo dua. Tsis tas li ntawd, lub tswv yim no tuaj yeem muaj txiaj ntsig zoo rau cov hom phiaj kev kawm, vim nws tso cai rau koj nkag siab txog cov laj thawj hauv qab hauv kev daws teeb meem thiab seb cov algorithms ua haujlwm li cas.
Qhov tseem ceeb ntawm cov ntaub ntawv algorithm hauv kev txhim kho software
Cov ntaub ntawv ntawm algorithms yog ib qho tseem ceeb hauv kev txhim kho software. algorithms yog cov kab ke ntawm cov kauj ruam uas tsim nyog uas tso cai rau koj los daws cov teeb meem tshwj xeeb ua tau zoo. Nws cov ntaub ntawv raug yog qhov tseem ceeb kom nkag siab txog nws txoj haujlwm, pab txhawb nws txoj kev saib xyuas thiab tsis txhob muaj teeb meem tshwm sim yav tom ntej.
En primer lugarCov ntaub ntawv algorithm muab cov lus qhia meej thiab meej txog yuav ua li cas ib qho algorithm yuav tsum tau ua qhov no yog qhov tseem ceeb tshwj xeeb hauv kev sib koom tes software tsim kho, qhov twg cov programmer sib txawv tuaj yeem ua haujlwm ntawm tib txoj cai. Cov ntaub ntawv ntxaws ntxaws tso cai rau lwm tus neeg tsim khoom kom nkag siab sai rau lub hom phiaj thiab cov laj thawj ntawm lub algorithm, zam kev nkag siab yuam kev thiab yuam kev hauv nws qhov kev siv.
Dhau li ntawm, cov ntaub ntawv tsim nyog ntawm algorithms pab hauv kev debugging thiab kev daws teeb meem. Thaum muaj qhov yuam kev tshwm sim hauv software, cov ntaub ntawv ntxaws ntxaws tso cai rau cov algorithm muaj feem cuam tshuam thiab txheeb xyuas, txheeb xyuas qhov muaj peev xwm ntawm qhov yuam kev. Yog tsis muaj ntaub ntawv tsim nyog, cov txheej txheem debugging tuaj yeem ua rau tsis meej pem thiab ntev, ua teeb meem nyuaj.
Thaum kawg, cov ntaub ntawv algorithm Nws yog ib qho tseem ceeb rau kev saib xyuas lub sijhawm ntev ntawm cov software. Nyob rau tib lub sijhawm, algorithms tuaj yeem dhau los lossis xav tau hloov tshiab. Cov ntaub ntawv ua tiav thiab hloov tshiab muab cov ntaub ntawv qhia meej txog kev hloov kho lossis txhim kho cov txheej txheem uas twb muaj lawm, kom ntseeg tau tias cov kev hloov pauv tsis cuam tshuam rau tag nrho cov haujlwm ntawm software.
Kuv yog Sebastián Vidal, tus kws kho tshuab computer mob siab rau kev siv tshuab thiab DIY. Tsis tas li ntawd, kuv yog tus tsim tecnobits.com, qhov twg kuv qhia cov lus qhia ua kom siv thev naus laus zis ntau dua thiab nkag siab rau txhua tus.