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C yu yan jiao cheng di yi zhang :C yu yan gai lun

2008-06-01 02:06:06 编辑來源:互联网 评论
 
 
 
本文为【C语言教程第一章:C语言概论】的拼音翻译版
  C yu yan de fa zhan guo cheng
  C yu yan shi zai 70 nian dai chu wen shi de 。 yi jiu qi ba nian you mei guo dian hua dian bao gong si (AT&T) bei er shi yan shi zheng shi fa biao le C yu yan 。 tong shi you B.W.Kernighan he D.M.Ritchit he zhu le wen ming de “THE C PROGRAMMING LANGUAGE” yi shu 。 tong chang jian cheng wei 《K&R》, ye you ren cheng zhi wei 《K&R》 biao zhun 。 dan shi , zai 《K&R》 zhong bing mei you ding yi yi ge wan zheng de biao zhun C yu yan , hou lai you mei guo guo jia biao zhun xue hui zai ci ji chu shang zhi ding le yi ge C yu yan biao zhun , yu yi jiu ba san nian fa biao 。 tong chang cheng zhi wei ANSI C。
  dang dai zui you xiu de cheng xu she ji yu yan
  zao qi de C yu yan zhu yao shi yong yu UNIX xi tong 。 you yu C yu yan de qiang da gong neng he ge fang mian de you dian zhu jian wei ren men shu xi , dao le ba shi nian dai ,C kai shi jin ru qi ta cao zuo xi tong , bing hen kuai zai ge lei da 、 zhong 、 xiao he wei xing ji suan ji shang de dao le guang fan de shi yong 。 cheng wei dang dai zui you xiu de cheng xu she ji yu yan zhi yi 。
  C yu yan de te dian
  C yu yan shi yi zhong jie gou hua yu yan 。 ta ceng ci qing chu , bian yu an mo kuai hua fang shi zu zhi cheng xu , yi yu tiao shi he wei hu 。C yu yan de biao xian neng li he chu li neng li ji qiang 。 ta bu jin ju you feng fu de yun suan fu he shu ju lei xing , bian yu shi xian ge lei fu duo de shu ju jie gou 。 ta huan ke yi zhi jie fang wen nei cun de wu li di zhi , jin xing wei (bit) yi ji de cao zuo 。 you yu C yu yan shi xian le dui ying jian de bian cheng cao zuo , yin ci C yu yan ji gao ji yu yan he di ji yu yan de gong neng yu yi ti 。 ji ke yong yu xi tong ruan jian de kai fa , ye shi he yu ying yong ruan jian de kai fa 。 ci wai ,C yu yan huan ju you xiao lv gao , ke yi zhi xing qiang deng te dian 。 yin ci guang fan di yi zhi dao le ge lei ge xing ji suan ji shang , cong er xing cheng le duo zhong ban ben de C yu yan 。
  C yu yan ban ben
  mu qian zui liu xing de C yu yan you yi xia ji zhong :
  ·Microsoft C huo cheng MS C
  ·Borland Turbo C huo cheng Turbo C
  ·AT&T C
  zhe xie C yu yan ban ben bu jin shi xian le ANSI C biao zhun , er qie zai ci ji chu shang ge zi zuo le yi xie kuo chong , shi zhi geng jia fang bian 、 wan mei 。
  mian xiang dui xiang de cheng xu she ji yu yan
  zai C de ji chu shang , yi jiu ba san nian you you bei er shi yan shi de Bjarne Strou-strup tui chu le C++。 C++ jin yi bu kuo chong he wan shan le C yu yan , cheng wei yi zhong mian xiang dui xiang de cheng xu she ji yu yan 。C++ mu qian liu xing de zui xin ban ben shi Borland C++4.5,Symantec C++6.1, he Microsoft VisualC++ 2.0。C++ ti chu le yi xie geng wei shen ru de gai nian , ta suo zhi chi de zhe xie mian xiang dui xiang de gai nian qing yi jiang wen ti kong jian zhi jie di yang she dao cheng xu kong jian , wei cheng xu yuan ti gong le yi zhong yu chuan tong jie gou cheng xu she ji bu tong de si wei fang shi he bian cheng fang fa 。 yin er ye zeng jia le zheng ge yu yan de fu duo xing , ba wo qi lai you yi ding nan du 。
  C he C++
  dan shi ,C shi C++ de ji chu ,C++ yu yan he C yu yan zai hen duo fang mian shi jian rong de 。 yin ci , ba wo le C yu yan , zai jin yi bu xue xi C++ jiu neng yi yi zhong shu xi de yu fa lai xue xi mian xiang dui xiang de yu yan , cong er da dao shi ban gong bei de mu de 。
  C yuan cheng xu de jie gou te dian
  wei le shuo ming C yu yan yuan cheng xu jie gou de te dian , xian kan yi xia ji ge cheng xu 。 zhe ji ge cheng xu you jian dao nan , biao xian le C yu yan yuan cheng xu zai zu cheng jie gou shang de te dian 。 sui ran you guan nei rong huan wei jie shao , dan ke cong zhe xie li zi zhong le jie dao zu cheng yi ge C yuan cheng xu de ji ben bu fen he shu xie ge shi 。
  main()
  {
  printf("c yu yan shi jie www.vcok.com, nin hao !\n");
  }
  main shi zhu han shu de han shu ming , biao shi zhe shi yi ge zhu han shu 。 mei yi ge C yuan cheng xu dou bi xu you , qie zhi neng you yi ge zhu han shu (main han shu )。 han shu tiao yong yu ju ,printf han shu de gong neng shi ba yao shu chu de nei rong song dao xian shi qi qu xian shi 。printf han shu shi yi ge you xi tong ding yi de biao zhun han shu , ke zai cheng xu zhong zhi jie tiao yong 。
  #include "stdio.h"
  #include "math.h"
  main()
  {
  double x,s;
  printf("input number:\n");
  scanf("%lf",&x);
  s=sin(x);
  printf("sine of %lf is %lf\n",x,s);
  }
  mei xing zhu shi
  include cheng wei wen jian bao han ming ling kuo zhan ming wei .h de wen jian ye cheng wei tou wen jian huo shou bu wen jian
  ding yi liang ge shi shu bian liang , yi bei hou mian cheng xu shi yong
  xian shi ti shi xin xi
  cong jian pan huo de yi ge shi shu x
  qiu x de zheng xian , bing ba ta fu gei bian liang s
  xian shi cheng xu yun suan jie guo
  main han shu jie shu
  cheng xu de gong neng shi cong jian pan shu ru yi ge shu x, qiu x de zheng xian zhi , ran hou shu chu jie guo 。 zai main() zhi qian de liang xing cheng wei yu chu li ming ling ( xiang jian hou mian )。 yu chu li ming ling huan you qi ta ji zhong , zhe li de include cheng wei wen jian bao han ming ling , qi yi yi shi ba jian kuo hao "" huo yin hao <> nei zhi ding de wen jian bao han dao ben cheng xu lai , cheng wei ben cheng xu de yi bu fen 。 bei bao han de wen jian tong chang shi you xi tong ti gong de , qi kuo zhan ming wei .h。 yin ci ye cheng wei tou wen jian huo shou bu wen jian 。C yu yan de tou wen jian zhong bao kuo le ge ge biao zhun ku han shu de han shu yuan xing 。 yin ci , fan shi zai cheng xu zhong tiao yong yi ge ku han shu shi , dou bi xu bao han gai han shu yuan xing suo zai de tou wen jian 。 zai ben li zhong , shi yong le san ge ku han shu : shu ru han shu scanf, zheng xian han shu sin, shu chu han shu printf。sin han shu shi shu xue han shu , qi tou wen jian wei math.h wen jian , yin ci zai cheng xu de zhu han shu qian yong include ming ling bao han le math.h。scanf he printf shi biao zhun shu ru shu chu han shu , qi tou wen jian wei stdio.h, zai zhu han shu qian ye yong include ming ling bao han le stdio.h wen jian 。
  
   xu yao shuo ming de shi ,C yu yan gui ding dui scanf he printf zhe liang ge han shu ke yi sheng qu dui qi tou wen jian de bao han ming ling 。 suo yi zai ben li zhong ye ke yi shan qu di er xing de bao han ming ling #include。 tong yang , zai li 1.1 zhong shi yong le printf han shu , ye sheng lue le bao han ming ling 。
  zai li ti zhong de zhu han shu ti zhong you fen wei liang bu fen , yi bu fen wei shuo ming bu fen , ling yi bu fen zhi xing bu fen 。 shuo ming shi zhi bian liang de lei xing shuo ming 。 li ti zhong wei shi yong ren he bian liang , yin ci wu shuo ming bu fen 。C yu yan gui ding , yuan cheng xu zhong suo you yong dao de bian liang dou bi xu xian shuo ming , hou shi yong , fou ze jiang hui chu cuo 。 zhe yi dian shi bian yi xing gao ji cheng xu she ji yu yan de yi ge te dian , yu jie shi xing de BASIC yu yan shi bu tong de 。 shuo ming bu fen shi C yuan cheng xu jie gou zhong hen chong yao de zu cheng bu fen 。 ben li zhong shi yong le liang ge bian liang x,s, yong lai biao shi shu ru de zi bian liang he sin han shu zhi 。 you yu sin han shu yao qiu zhe liang ge liang bi xu shi shuang jing du fu dian xing , gu yong lei xing shuo ming fu double lai shuo ming zhe liang ge bian liang 。 shuo ming bu fen hou de si xing wei zhi xing bu fen huo cheng wei zhi xing yu ju bu fen , yong yi wan cheng cheng xu de gong neng 。 zhi xing bu fen de di yi xing shi shu chu yu ju , tiao yong printf han shu zai xian shi qi shang shu chu ti shi zi fu chuan , qing cao zuo ren yuan shu ru zi bian liang x de zhi 。 di er xing wei shu ru yu ju , tiao yong scanf han shu , jie shou jian pan shang shu ru de shu bing cun ru bian liang x zhong 。 di san xing shi tiao yong sin han shu bing ba han shu zhi song dao bian liang s zhong 。 di si xing shi yong printf han shu shu chu bian liang s de zhi , ji x de zheng xian zhi 。 cheng xu jie shu 。
  printf("input number:\n");
  scanf("%lf",'C10F10&x);
  s=sin(x);
  printf("sine of %lf is %lf\n",'C10F10x,s);
  yun xing ben cheng xu shi , shou xian zai xian shi qi ping mu shang gei chu ti shi chuan input number, zhe shi you zhi xing bu fen de di yi xing wan cheng de 。 yong hu zai ti shi xia cong jian pan shang jian ru mou yi shu , ru 5, an xia hui che jian , jie zhe zai ping mu shang gei chu ji suan jie guo 。
  shu ru he shu chu han shu
  zai qian liang ge li zi zhong yong dao le shu ru he shu chu han shu scanf he printf, zai di san zhang zhong wo men yao ju ti jie shao 。 zhe li wo men xian jian dan jie shao yi xia ta men de ge shi , yi bian xia mian shi yong 。scanf he printf zhe liang ge han shu fen bie cheng wei ge shi shu ru han shu he ge shi shu chu han shu 。 qi yi yi shi an zhi ding de ge shi shu ru shu chu zhi 。 yin ci , zhe liang ge han shu zai kuo hao zhong de shen shu biao dou you yi xia liang bu fen zu cheng :“ ge shi kong zhi chuan ”, shen shu biao ge shi kong zhi chuan shi yi ge zi fu chuan , bi xu yong shuang yin hao kuo qi lai , ta biao shi le shu ru shu chu liang de shu ju lei xing 。 ge zhong lei xing de ge shi biao shi fa ke shen yue di san zhang 。 zai printf han shu zhong huan ke yi zai ge shi kong zhi chuan nei chu xian fei ge shi kong zhi zi fu , zhe shi zai xian shi ping mu shang jiang yuan wen zhao yin 。 shen shu biao zhong gei chu le shu ru huo shu chu de liang 。 dang you duo ge liang shi , yong dou hao jian ge 。 li ru :
  printf("sine of %lf is %lf\n",x,s);
  qi zhong %lf wei ge shi zi fu , biao shi an shuang jing du fu dian shu chu li 。 ta zai ge shi chuan zhong liang ci xian , dui ying le x he s liang ge bian liang 。 qi yu zi fu wei fei ge shi zi fu ze zhao yuan yang shu chu zai ping mu shang
  int max(int a,int b);
  main()
  {
  int x,y,z;
  printf("input two numbers:\n");
  scanf("%d%d",&x,&y);
  z=max(x,y);
  printf("maxmum=%d",z);
  }
  int max(int a,int b)
  {
  if(a>b)return a;
   else return b;
  }
  ci han shu de gong neng shi shu ru liang ge zheng shu , shu chu qi zhong de da shu 。
  /* han shu shuo ming */
  /* zhu han shu */
  /* bian liang shuo ming */
  /* shu ru x,y zhi */
  /* tiao yong max han shu */
  /* shu chu */
  /* ding yi max han shu */
  /* ba jie guo fan hui zhu tiao han shu */
  shang mian li zhong cheng xu de gong neng shi you yong hu shu ru liang ge zheng shu , cheng xu zhi xing hou shu chu qi zhong jiao da de shu 。 ben cheng xu you liang ge han shu zu cheng , zhu han shu he max han shu 。 han shu zhi jian shi bing lie guan xi 。 ke cong zhu han shu zhong tiao yong qi ta han shu 。max han shu de gong neng shi bi jiao liang ge shu , ran hou ba jiao da de shu fan hui gei zhu han shu 。max han shu shi yi ge yong hu zi ding yi han shu 。 yin ci zai zhu han shu zhong yao gei chu shuo ming ( cheng xu di san xing )。 ke jian , zai cheng xu de shuo ming bu fen zhong , bu jin ke yi you bian liang shuo ming , huan ke yi you han shu shuo ming 。 guan yu han shu de ju ti nei rong jiang zai di wu zhang jie shao 。 zai cheng xu de mei xing hou yong /* he */ kuo qi lai de nei rong wei zhu shi bu fen , cheng xu bu zhi xing zhu shi bu fen 。
  shang li zhong cheng xu de zhi xing guo cheng shi , shou xian zai ping mu shang xian shi ti shi chuan , qing yong hu shu ru liang ge shu , hui che hou you scanf han shu yu ju jie shou zhe liang ge shu song ru bian liang x,y zhong , ran hou tiao yong max han shu , bing ba x,y de zhi chuan song gei max han shu de shen shu a,b。 zai max han shu zhong bi jiao a,b de da xiao , ba da zhe fan hui gei zhu han shu de bian liang z, zui hou zai ping mu shang shu chu z de zhi 。
  C yuan cheng xu de jie gou te dian
  1. yi ge C yu yan yuan cheng xu ke yi you yi ge huo duo ge yuan wen jian zu cheng 。
  2. mei ge yuan wen jian ke you yi ge huo duo ge han shu zu cheng 。
  3. yi ge yuan cheng xu bu lun you duo shao ge wen jian zu cheng , dou you yi ge qie zhi neng you yi ge main han shu , ji zhu han shu 。
  4. yuan cheng xu zhong ke yi you yu chu li ming ling (include ming ling jin wei qi zhong de yi zhong ), yu chu li ming ling tong chang ying fang zai yuan wen jian huo yuan cheng xu de zui qian mian 。
  5. mei yi ge shuo ming , mei yi ge yu ju dou bi xu yi fen hao jie yi 。 dan yu chu li ming ling , han shu tou he hua kuo hao “}” zhi hou bu neng jia fen hao 。
  6. biao shi fu , yao hai zi zhi jian bi xu zhi shao jia yi ge kong ge yi shi jian ge 。 ruo yi you ming xian de jian ge fu , ye ke bu zai jia kong ge lai jian ge 。
  shu xie cheng xu shi ying zun xun de gui ze
  cong shu xie qing chu , bian yu yue du , li jie , wei hu de jiao du chu fa , zai shu xie cheng xu shi ying zun xun yi xia gui ze :
  1. yi ge shuo ming huo yi ge yu ju zhan yi xing 。
  2. yong {} kuo qi lai de bu fen , tong chang biao shi le cheng xu de mou yi ceng ci jie gou 。{} yi ban yu gai jie gou yu ju de di yi ge zi mu dui qi , bing dan du zhan yi xing 。
  3. di yi ceng ci de yu ju huo shuo ming ke bi gao yi ceng ci de yu ju huo shuo ming suo jin ruo gan ge hou shu xie 。 yi bian kan qi lai geng jia qing chu , zeng jia cheng xu de ke du xing 。 zai bian cheng shi ying li qiu zun xun zhe xie gui ze , yi yang cheng liang hao de bian cheng feng ge 。
  C yu yan de zi fu ji
  zi fu shi zu cheng yu yan de zui ji ben de yuan su 。C yu yan zi fu ji you zi mu , shu zi , kong ge , biao dian he fei fan zi fu zu cheng 。 zai zi fu chang liang , zi fu chuan chang liang he zhu shi zhong huan ke yi shi yong han zi huo qi ta ke biao shi de tu xing fu hao 。
  1. zi mu xiao xie zi mu a~z gong 26 ge , da xie zi mu A~Z gong 26 ge
  2. shu zi 0~9 gong 10 ge
  3. kong bai fu kong ge fu 、 zhi biao fu 、 huan xing fu deng tong cheng wei kong bai fu 。 kong bai fu zhi zai zi fu chang liang he zi fu chuan chang liang zhong qi zuo yong 。 zai qi ta di fang chu xian shi , zhi qi jian ge zuo yong , bian yi cheng xu dui ta men hu lue 。 yin ci zai cheng xu zhong shi yong kong bai fu yu fou , dui cheng xu de bian yi bu fa sheng ying xiang , dan zai cheng xu zhong shi dang de di fang shi yong kong bai fu jiang zeng jia cheng xu de qing chu xing he ke du xing 。
  4. biao dian he fei fan zi fu
  
   C yu yan ci hui
  zai C yu yan zhong shi yong de ci hui fen wei liu lei : biao shi fu , yao hai zi , yun suan fu , fen ge fu , chang liang , zhu shi fu deng 。
  1. biao shi fu
  zai cheng xu zhong shi yong de bian liang ming 、 han shu ming 、 biao hao deng tong cheng wei biao shi fu 。 chu ku han shu de han shu ming you xi tong ding yi wai , qi yu dou you yong hu zi ding yi 。C gui ding , biao shi fu zhi neng shi zi mu (A~Z,a~z)、 shu zi (0~9)、 xia hua xian () zu cheng de zi fu chuan , bing qie qi di yi ge zi fu bi xu shi zi mu huo xia hua xian 。
  yi xia biao shi fu shi he fa de :
  a,x,_3x,BOOK_1,sum5
  
  
  
  
   QQread.com
   tui chu Windows2003 jiao cheng
  
  
   win2003 an zhuang jie shao
   win2003 wang luo you hua
   win2003 shi yong ji qiao
  
  
   win2003 xi tong gu zhang
   fu wu qi pei zhi
   zhuan jia da yi
  
  
  
  
  geng duo de qing kan :http://www.qqread.com/windows/2003/index.Html
  yi xia biao shi fu shi fei fa de :
  3s yi shu zi kai tou
  s*T chu xian fei fa zi fu *
  -3x yi jian hao kai tou
  bowy-1 chu xian fei fa zi fu -( jian hao )
  zai shi yong biao shi fu shi huan bi xu zhu chong yi xia ji dian :
  (1) biao zhun C bu xian zhi biao shi fu de chang du , dan ta shou ge zhong ban ben de C yu yan bian yi xi tong xian zhi , tong shi ye shou dao ju ti ji qi de xian zhi 。 li ru zai mou ban ben C zhong gui ding biao shi fu qian ba wei you xiao , dang liang ge biao shi fu qian ba wei xiang tong shi , ze bei ren wei shi tong yi ge biao shi fu 。
  (2) zai biao shi fu zhong , da xiao xie shi you qu bie de 。 li ru BOOK he book shi liang ge bu tong de biao shi fu 。
  (3) biao shi fu sui ran ke you cheng xu yuan sui yi ding yi , dan biao shi fu shi yong yu biao shi mou ge liang de fu hao 。 yin ci , ming ming ying jin liang you xiang ying de yi yi , yi bian yue du li jie , zuo dao “ gu ming si yi ”。
  2. yao hai zi
  yao hai zi shi you C yu yan gui ding de ju you te ding yi yi de zi fu chuan , tong chang ye cheng wei bao liu zi 。 yong hu ding yi de biao shi fu bu ying yu yao hai zi xiang tong 。C yu yan de yao hai zi fen wei yi xia ji lei :
  (1) lei xing shuo ming fu
  yong yu ding yi 、 shuo ming bian liang 、 han shu huo qi ta shu ju jie gou de lei xing 。 ru qian mian li ti zhong yong dao de int,double deng
  (2) yu ju ding yi fu
  yong yu biao shi yi ge yu ju de gong neng 。 ru li 1.3 zhong yong dao de if else jiu shi tiao jian yu ju de yu ju ding yi fu 。
  (3) yu chu li ming ling zi
  yong yu biao shi yi ge yu chu li ming ling 。 ru qian mian ge li zhong yong dao de include。
  3. yun suan fu
  C yu yan zhong han you xiang dang feng fu de yun suan fu 。 yun suan fu yu bian liang , han shu yi qi zu cheng biao da shi , biao shi ge zhong yun suan gong neng 。 yun suan fu you yi ge huo duo ge zi fu zu cheng 。
  4. fen ge fu
  zai C yu yan zhong cai yong de fen ge fu you dou hao he kong ge liang zhong 。 dou hao zhu yao yong zai lei xing shuo ming he han shu shen shu biao zhong , fen ge ge ge bian liang 。 kong ge duo yong yu yu ju ge dan ci zhi jian , zuo jian ge fu 。 zai yao hai zi , biao shi fu zhi jian bi xu yao you yi ge yi shang de kong ge fu zuo jian ge , fou ze jiang hui chu xian yu fa cuo wu , li ru ba int a; xie cheng inta;C bian yi qi hui ba inta dang cheng yi ge biao shi fu chu li , qi jie guo bi ran chu cuo 。
  5. chang liang
  C yu yan zhong shi yong de chang liang ke fen wei shu zi chang liang 、 zi fu chang liang 、 zi fu chuan chang liang 、 fu hao chang liang 、 zhuan yi zi fu deng duo zhong 。 zai di er zhang zhong jiang zhuan men gei yu jie shao 。
  6. zhu shi fu
  C yu yan de zhu shi fu shi yi “/*” kai tou bing yi “*/” jie yi de chuan 。 zai “/*” he “*/” zhi jian de ji wei zhu shi 。 cheng xu bian yi shi , bu dui zhu shi zuo ren he chu li 。 zhu shi ke chu xian zai cheng xu zhong de ren he wei zhi 。 zhu shi yong lai xiang yong hu ti shi huo jie shi cheng xu de yi yi 。 zai tiao shi cheng xu zhong dui zan bu shi yong de yu ju ye ke yong zhu shi fu kuo qi lai , shi fan yi tiao guo bu zuo chu li , dai tiao shi jie shu hou zai qu diao zhu shi fu 。【原文】【汉音对照
 
 
 
 
 
 
 
 
 
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C yu yan de fa zhan guo cheng   C yu yan shi zai 70 nian dai chu wen shi de 。 yi jiu qi ba nian you mei guo dian hua dian bao gong si (AT&T) bei er shi yan shi zheng shi fa biao le C yu yan 。 tong shi you B.W.Kernighan he D.M.Ritchit he zhu le wen ming de “THE C PROGRAMMING LANGUAGE” yi shu 。 tong chang jian cheng wei 《K&R》, ye you ren cheng zhi wei 《K&R》 biao zhun 。 dan shi , zai 《K&R》 zhong bing mei you ding yi yi ge wan zheng de biao zhun C yu yan , hou lai you mei guo guo jia biao zhun xue hui zai ci ji chu shang zhi ding le yi ge C yu yan biao zhun , yu yi jiu ba san nian fa biao 。 tong chang cheng zhi wei ANSI C。 dang dai zui you xiu de cheng xu she ji yu yan    zao qi de C yu yan zhu yao shi yong yu UNIX xi tong 。 you yu C yu yan de qiang da gong neng he ge fang mian de you dian zhu jian wei ren men shu xi , dao le ba shi nian dai ,C kai shi jin ru qi ta cao zuo xi tong , bing hen kuai zai ge lei da 、 zhong 、 xiao he wei xing ji suan ji shang de dao le guang fan de shi yong 。 cheng wei dang dai zui you xiu de cheng xu she ji yu yan zhi yi 。 C yu yan de te dian   C yu yan shi yi zhong jie gou hua yu yan 。 ta ceng ci qing chu , bian yu an mo kuai hua fang shi zu zhi cheng xu , yi yu tiao shi he wei hu 。C yu yan de biao xian neng li he chu li neng li ji qiang 。 ta bu jin ju you feng fu de yun suan fu he shu ju lei xing , bian yu shi xian ge lei fu duo de shu ju jie gou 。 ta huan ke yi zhi jie fang wen nei cun de wu li di zhi , jin xing wei (bit) yi ji de cao zuo 。 you yu C yu yan shi xian le dui ying jian de bian cheng cao zuo , yin ci C yu yan ji gao ji yu yan he di ji yu yan de gong neng yu yi ti 。 ji ke yong yu xi tong ruan jian de kai fa , ye shi he yu ying yong ruan jian de kai fa 。 ci wai ,C yu yan huan ju you xiao lv gao , ke yi zhi xing qiang deng te dian 。 yin ci guang fan di yi zhi dao le ge lei ge xing ji suan ji shang , cong er xing cheng le duo zhong ban ben de C yu yan 。 C yu yan ban ben    mu qian zui liu xing de C yu yan you yi xia ji zhong :    ·Microsoft C huo cheng MS C    ·Borland Turbo C huo cheng Turbo C    ·AT&T C    zhe xie C yu yan ban ben bu jin shi xian le ANSI C biao zhun , er qie zai ci ji chu shang ge zi zuo le yi xie kuo chong , shi zhi geng jia fang bian 、 wan mei 。 mian xiang dui xiang de cheng xu she ji yu yan    zai C de ji chu shang , yi jiu ba san nian you you bei er shi yan shi de Bjarne Strou-strup tui chu le C++。 C++ jin yi bu kuo chong he wan shan le C yu yan , cheng wei yi zhong mian xiang dui xiang de cheng xu she ji yu yan 。C++ mu qian liu xing de zui xin ban ben shi Borland C++4.5,Symantec C++6.1, he Microsoft VisualC++ 2.0。C++ ti chu le yi xie geng wei shen ru de gai nian , ta suo zhi chi de zhe xie mian xiang dui xiang de gai nian qing yi jiang wen ti kong jian zhi jie di yang she dao cheng xu kong jian , wei cheng xu yuan ti gong le yi zhong yu chuan tong jie gou cheng xu she ji bu tong de si wei fang shi he bian cheng fang fa 。 yin er ye zeng jia le zheng ge yu yan de fu duo xing , ba wo qi lai you yi ding nan du 。 C he C++    dan shi ,C shi C++ de ji chu ,C++ yu yan he C yu yan zai hen duo fang mian shi jian rong de 。 yin ci , ba wo le C yu yan , zai jin yi bu xue xi C++ jiu neng yi yi zhong shu xi de yu fa lai xue xi mian xiang dui xiang de yu yan , cong er da dao shi ban gong bei de mu de 。 C yuan cheng xu de jie gou te dian    wei le shuo ming C yu yan yuan cheng xu jie gou de te dian , xian kan yi xia ji ge cheng xu 。 zhe ji ge cheng xu you jian dao nan , biao xian le C yu yan yuan cheng xu zai zu cheng jie gou shang de te dian 。 sui ran you guan nei rong huan wei jie shao , dan ke cong zhe xie li zi zhong le jie dao zu cheng yi ge C yuan cheng xu de ji ben bu fen he shu xie ge shi 。 main() { printf("c yu yan shi jie www.vcok.com, nin hao !\n"); }   main shi zhu han shu de han shu ming , biao shi zhe shi yi ge zhu han shu 。 mei yi ge C yuan cheng xu dou bi xu you , qie zhi neng you yi ge zhu han shu (main han shu )。 han shu tiao yong yu ju ,printf han shu de gong neng shi ba yao shu chu de nei rong song dao xian shi qi qu xian shi 。printf han shu shi yi ge you xi tong ding yi de biao zhun han shu , ke zai cheng xu zhong zhi jie tiao yong 。 #include "stdio.h" #include "math.h" main() { double x,s; printf("input number:\n"); scanf("%lf",&x); s=sin(x); printf("sine of %lf is %lf\n",x,s); } mei xing zhu shi include cheng wei wen jian bao han ming ling kuo zhan ming wei .h de wen jian ye cheng wei tou wen jian huo shou bu wen jian ding yi liang ge shi shu bian liang , yi bei hou mian cheng xu shi yong xian shi ti shi xin xi cong jian pan huo de yi ge shi shu x qiu x de zheng xian , bing ba ta fu gei bian liang s xian shi cheng xu yun suan jie guo main han shu jie shu       cheng xu de gong neng shi cong jian pan shu ru yi ge shu x, qiu x de zheng xian zhi , ran hou shu chu jie guo 。 zai main() zhi qian de liang xing cheng wei yu chu li ming ling ( xiang jian hou mian )。 yu chu li ming ling huan you qi ta ji zhong , zhe li de include cheng wei wen jian bao han ming ling , qi yi yi shi ba jian kuo hao "" huo yin hao <> nei zhi ding de wen jian bao han dao ben cheng xu lai , cheng wei ben cheng xu de yi bu fen 。 bei bao han de wen jian tong chang shi you xi tong ti gong de , qi kuo zhan ming wei .h。 yin ci ye cheng wei tou wen jian huo shou bu wen jian 。C yu yan de tou wen jian zhong bao kuo le ge ge biao zhun ku han shu de han shu yuan xing 。 yin ci , fan shi zai cheng xu zhong tiao yong yi ge ku han shu shi , dou bi xu bao han gai han shu yuan xing suo zai de tou wen jian 。 zai ben li zhong , shi yong le san ge ku han shu : shu ru han shu scanf, zheng xian han shu sin, shu chu han shu printf。sin han shu shi shu xue han shu , qi tou wen jian wei math.h wen jian , yin ci zai cheng xu de zhu han shu qian yong include ming ling bao han le math.h。scanf he printf shi biao zhun shu ru shu chu han shu , qi tou wen jian wei stdio.h, zai zhu han shu qian ye yong include ming ling bao han le stdio.h wen jian 。    xu yao shuo ming de shi ,C yu yan gui ding dui scanf he printf zhe liang ge han shu ke yi sheng qu dui qi tou wen jian de bao han ming ling 。 suo yi zai ben li zhong ye ke yi shan qu di er xing de bao han ming ling #include。 tong yang , zai li 1.1 zhong shi yong le printf han shu , ye sheng lue le bao han ming ling 。    zai li ti zhong de zhu han shu ti zhong you fen wei liang bu fen , yi bu fen wei shuo ming bu fen , ling yi bu fen zhi xing bu fen 。 shuo ming shi zhi bian liang de lei xing shuo ming 。 li ti zhong wei shi yong ren he bian liang , yin ci wu shuo ming bu fen 。C yu yan gui ding , yuan cheng xu zhong suo you yong dao de bian liang dou bi xu xian shuo ming , hou shi yong , fou ze jiang hui chu cuo 。 zhe yi dian shi bian yi xing gao ji cheng xu she ji yu yan de yi ge te dian , yu jie shi xing de BASIC yu yan shi bu tong de 。 shuo ming bu fen shi C yuan cheng xu jie gou zhong hen chong yao de zu cheng bu fen 。 ben li zhong shi yong le liang ge bian liang x,s, yong lai biao shi shu ru de zi bian liang he sin han shu zhi 。 you yu sin han shu yao qiu zhe liang ge liang bi xu shi shuang jing du fu dian xing , gu yong lei xing shuo ming fu double lai shuo ming zhe liang ge bian liang 。 shuo ming bu fen hou de si xing wei zhi xing bu fen huo cheng wei zhi xing yu ju bu fen , yong yi wan cheng cheng xu de gong neng 。 zhi xing bu fen de di yi xing shi shu chu yu ju , tiao yong printf han shu zai xian shi qi shang shu chu ti shi zi fu chuan , qing cao zuo ren yuan shu ru zi bian liang x de zhi 。 di er xing wei shu ru yu ju , tiao yong scanf han shu , jie shou jian pan shang shu ru de shu bing cun ru bian liang x zhong 。 di san xing shi tiao yong sin han shu bing ba han shu zhi song dao bian liang s zhong 。 di si xing shi yong printf han shu shu chu bian liang s de zhi , ji x de zheng xian zhi 。 cheng xu jie shu 。 printf("input number:\n"); scanf("%lf",'C10F10&x); s=sin(x); printf("sine of %lf is %lf\n",'C10F10x,s);    yun xing ben cheng xu shi , shou xian zai xian shi qi ping mu shang gei chu ti shi chuan input number, zhe shi you zhi xing bu fen de di yi xing wan cheng de 。 yong hu zai ti shi xia cong jian pan shang jian ru mou yi shu , ru 5, an xia hui che jian , jie zhe zai ping mu shang gei chu ji suan jie guo 。 shu ru he shu chu han shu    zai qian liang ge li zi zhong yong dao le shu ru he shu chu han shu scanf he printf, zai di san zhang zhong wo men yao ju ti jie shao 。 zhe li wo men xian jian dan jie shao yi xia ta men de ge shi , yi bian xia mian shi yong 。scanf he printf zhe liang ge han shu fen bie cheng wei ge shi shu ru han shu he ge shi shu chu han shu 。 qi yi yi shi an zhi ding de ge shi shu ru shu chu zhi 。 yin ci , zhe liang ge han shu zai kuo hao zhong de shen shu biao dou you yi xia liang bu fen zu cheng : “ ge shi kong zhi chuan ”, shen shu biao   ge shi kong zhi chuan shi yi ge zi fu chuan , bi xu yong shuang yin hao kuo qi lai , ta biao shi le shu ru shu chu liang de shu ju lei xing 。 ge zhong lei xing de ge shi biao shi fa ke shen yue di san zhang 。 zai printf han shu zhong huan ke yi zai ge shi kong zhi chuan nei chu xian fei ge shi kong zhi zi fu , zhe shi zai xian shi ping mu shang jiang yuan wen zhao yin 。 shen shu biao zhong gei chu le shu ru huo shu chu de liang 。 dang you duo ge liang shi , yong dou hao jian ge 。 li ru : printf("sine of %lf is %lf\n",x,s);    qi zhong %lf wei ge shi zi fu , biao shi an shuang jing du fu dian shu chu li 。 ta zai ge shi chuan zhong liang ci xian , dui ying le x he s liang ge bian liang 。 qi yu zi fu wei fei ge shi zi fu ze zhao yuan yang shu chu zai ping mu shang int max(int a,int b); main() { int x,y,z; printf("input two numbers:\n"); scanf("%d%d",&x,&y); z=max(x,y); printf("maxmum=%d",z); } int max(int a,int b) { if(a>b)return a; else return b; } ci han shu de gong neng shi shu ru liang ge zheng shu , shu chu qi zhong de da shu 。 /* han shu shuo ming */ /* zhu han shu */ /* bian liang shuo ming */ /* shu ru x,y zhi */ /* tiao yong max han shu */ /* shu chu */ /* ding yi max han shu */ /* ba jie guo fan hui zhu tiao han shu */    shang mian li zhong cheng xu de gong neng shi you yong hu shu ru liang ge zheng shu , cheng xu zhi xing hou shu chu qi zhong jiao da de shu 。 ben cheng xu you liang ge han shu zu cheng , zhu han shu he max han shu 。 han shu zhi jian shi bing lie guan xi 。 ke cong zhu han shu zhong tiao yong qi ta han shu 。max han shu de gong neng shi bi jiao liang ge shu , ran hou ba jiao da de shu fan hui gei zhu han shu 。max han shu shi yi ge yong hu zi ding yi han shu 。 yin ci zai zhu han shu zhong yao gei chu shuo ming ( cheng xu di san xing )。 ke jian , zai cheng xu de shuo ming bu fen zhong , bu jin ke yi you bian liang shuo ming , huan ke yi you han shu shuo ming 。 guan yu han shu de ju ti nei rong jiang zai di wu zhang jie shao 。 zai cheng xu de mei xing hou yong /* he */ kuo qi lai de nei rong wei zhu shi bu fen , cheng xu bu zhi xing zhu shi bu fen 。    shang li zhong cheng xu de zhi xing guo cheng shi , shou xian zai ping mu shang xian shi ti shi chuan , qing yong hu shu ru liang ge shu , hui che hou you scanf han shu yu ju jie shou zhe liang ge shu song ru bian liang x,y zhong , ran hou tiao yong max han shu , bing ba x,y de zhi chuan song gei max han shu de shen shu a,b。 zai max han shu zhong bi jiao a,b de da xiao , ba da zhe fan hui gei zhu han shu de bian liang z, zui hou zai ping mu shang shu chu z de zhi 。 C yuan cheng xu de jie gou te dian 1. yi ge C yu yan yuan cheng xu ke yi you yi ge huo duo ge yuan wen jian zu cheng 。 2. mei ge yuan wen jian ke you yi ge huo duo ge han shu zu cheng 。 3. yi ge yuan cheng xu bu lun you duo shao ge wen jian zu cheng , dou you yi ge qie zhi neng you yi ge main han shu , ji zhu han shu 。 4. yuan cheng xu zhong ke yi you yu chu li ming ling (include ming ling jin wei qi zhong de yi zhong ), yu chu li ming ling tong chang ying fang zai yuan wen jian huo yuan cheng xu de zui qian mian 。 5. mei yi ge shuo ming , mei yi ge yu ju dou bi xu yi fen hao jie yi 。 dan yu chu li ming ling , han shu tou he hua kuo hao “}” zhi hou bu neng jia fen hao 。 6. biao shi fu , yao hai zi zhi jian bi xu zhi shao jia yi ge kong ge yi shi jian ge 。 ruo yi you ming xian de jian ge fu , ye ke bu zai jia kong ge lai jian ge 。 shu xie cheng xu shi ying zun xun de gui ze    cong shu xie qing chu , bian yu yue du , li jie , wei hu de jiao du chu fa , zai shu xie cheng xu shi ying zun xun yi xia gui ze : 1. yi ge shuo ming huo yi ge yu ju zhan yi xing 。 2. yong {} kuo qi lai de bu fen , tong chang biao shi le cheng xu de mou yi ceng ci jie gou 。{} yi ban yu gai jie gou yu ju de di yi ge zi mu dui qi , bing dan du zhan yi xing 。 3. di yi ceng ci de yu ju huo shuo ming ke bi gao yi ceng ci de yu ju huo shuo ming suo jin ruo gan ge hou shu xie 。 yi bian kan qi lai geng jia qing chu , zeng jia cheng xu de ke du xing 。 zai bian cheng shi ying li qiu zun xun zhe xie gui ze , yi yang cheng liang hao de bian cheng feng ge 。 C yu yan de zi fu ji    zi fu shi zu cheng yu yan de zui ji ben de yuan su 。C yu yan zi fu ji you zi mu , shu zi , kong ge , biao dian he fei fan zi fu zu cheng 。 zai zi fu chang liang , zi fu chuan chang liang he zhu shi zhong huan ke yi shi yong han zi huo qi ta ke biao shi de tu xing fu hao 。 1. zi mu    xiao xie zi mu a~z gong 26 ge , da xie zi mu A~Z gong 26 ge 2. shu zi   0~9 gong 10 ge 3. kong bai fu   kong ge fu 、 zhi biao fu 、 huan xing fu deng tong cheng wei kong bai fu 。 kong bai fu zhi zai zi fu chang liang he zi fu chuan chang liang zhong qi zuo yong 。 zai qi ta di fang chu xian shi , zhi qi jian ge zuo yong , bian yi cheng xu dui ta men hu lue 。 yin ci zai cheng xu zhong shi yong kong bai fu yu fou , dui cheng xu de bian yi bu fa sheng ying xiang , dan zai cheng xu zhong shi dang de di fang shi yong kong bai fu jiang zeng jia cheng xu de qing chu xing he ke du xing 。 4. biao dian he fei fan zi fu C yu yan ci hui    zai C yu yan zhong shi yong de ci hui fen wei liu lei : biao shi fu , yao hai zi , yun suan fu , fen ge fu , chang liang , zhu shi fu deng 。 1. biao shi fu    zai cheng xu zhong shi yong de bian liang ming 、 han shu ming 、 biao hao deng tong cheng wei biao shi fu 。 chu ku han shu de han shu ming you xi tong ding yi wai , qi yu dou you yong hu zi ding yi 。C gui ding , biao shi fu zhi neng shi zi mu (A~Z,a~z)、 shu zi (0~9)、 xia hua xian () zu cheng de zi fu chuan , bing qie qi di yi ge zi fu bi xu shi zi mu huo xia hua xian 。 yi xia biao shi fu shi he fa de : a,x,_3x,BOOK_1,sum5 QQread.com tui chu Windows2003 jiao cheng win2003 an zhuang jie shao win2003 wang luo you hua win2003 shi yong ji qiao win2003 xi tong gu zhang fu wu qi pei zhi zhuan jia da yi geng duo de qing kan :http://www.qqread.com/windows/2003/index.Html yi xia biao shi fu shi fei fa de : 3s yi shu zi kai tou s*T chu xian fei fa zi fu * -3x yi jian hao kai tou bowy-1 chu xian fei fa zi fu -( jian hao )    zai shi yong biao shi fu shi huan bi xu zhu chong yi xia ji dian : (1) biao zhun C bu xian zhi biao shi fu de chang du , dan ta shou ge zhong ban ben de C yu yan bian yi xi tong xian zhi , tong shi ye shou dao ju ti ji qi de xian zhi 。 li ru zai mou ban ben C zhong gui ding biao shi fu qian ba wei you xiao , dang liang ge biao shi fu qian ba wei xiang tong shi , ze bei ren wei shi tong yi ge biao shi fu 。 (2) zai biao shi fu zhong , da xiao xie shi you qu bie de 。 li ru BOOK he book shi liang ge bu tong de biao shi fu 。 (3) biao shi fu sui ran ke you cheng xu yuan sui yi ding yi , dan biao shi fu shi yong yu biao shi mou ge liang de fu hao 。 yin ci , ming ming ying jin liang you xiang ying de yi yi , yi bian yue du li jie , zuo dao “ gu ming si yi ”。 2. yao hai zi    yao hai zi shi you C yu yan gui ding de ju you te ding yi yi de zi fu chuan , tong chang ye cheng wei bao liu zi 。 yong hu ding yi de biao shi fu bu ying yu yao hai zi xiang tong 。C yu yan de yao hai zi fen wei yi xia ji lei : (1) lei xing shuo ming fu yong yu ding yi 、 shuo ming bian liang 、 han shu huo qi ta shu ju jie gou de lei xing 。 ru qian mian li ti zhong yong dao de int,double deng (2) yu ju ding yi fu yong yu biao shi yi ge yu ju de gong neng 。 ru li 1.3 zhong yong dao de if else jiu shi tiao jian yu ju de yu ju ding yi fu 。 (3) yu chu li ming ling zi yong yu biao shi yi ge yu chu li ming ling 。 ru qian mian ge li zhong yong dao de include。 3. yun suan fu   C yu yan zhong han you xiang dang feng fu de yun suan fu 。 yun suan fu yu bian liang , han shu yi qi zu cheng biao da shi , biao shi ge zhong yun suan gong neng 。 yun suan fu you yi ge huo duo ge zi fu zu cheng 。 4. fen ge fu    zai C yu yan zhong cai yong de fen ge fu you dou hao he kong ge liang zhong 。 dou hao zhu yao yong zai lei xing shuo ming he han shu shen shu biao zhong , fen ge ge ge bian liang 。 kong ge duo yong yu yu ju ge dan ci zhi jian , zuo jian ge fu 。 zai yao hai zi , biao shi fu zhi jian bi xu yao you yi ge yi shang de kong ge fu zuo jian ge , fou ze jiang hui chu xian yu fa cuo wu , li ru ba int a; xie cheng inta;C bian yi qi hui ba inta dang cheng yi ge biao shi fu chu li , qi jie guo bi ran chu cuo 。 5. chang liang   C yu yan zhong shi yong de chang liang ke fen wei shu zi chang liang 、 zi fu chang liang 、 zi fu chuan chang liang 、 fu hao chang liang 、 zhuan yi zi fu deng duo zhong 。 zai di er zhang zhong jiang zhuan men gei yu jie shao 。 6. zhu shi fu   C yu yan de zhu shi fu shi yi “/*” kai tou bing yi “*/” jie yi de chuan 。 zai “/*” he “*/” zhi jian de ji wei zhu shi 。 cheng xu bian yi shi , bu dui zhu shi zuo ren he chu li 。 zhu shi ke chu xian zai cheng xu zhong de ren he wei zhi 。 zhu shi yong lai xiang yong hu ti shi huo jie shi cheng xu de yi yi 。 zai tiao shi cheng xu zhong dui zan bu shi yong de yu ju ye ke yong zhu shi fu kuo qi lai , shi fan yi tiao guo bu zuo chu li , dai tiao shi jie shu hou zai qu diao zhu shi fu 。
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