C??????

1
C??????
??? C????
????? 2014?9?7????
2
????

• 1.1 C?????????
• 1.2 C?????
• 1.3 ???C??????
• 1.4 ??C????????

3
1.1 C?????????

• C????????????????
• C????B????????????
• B (BCPL)???1970????????????, ?????????UNIX????,?PD
  P 7????????,????,??????,??????
• 1973???????D.M.Ritchie ?B??????????C??,?B????,????
  ??????????UNIX,(?UNIX?5?),???????????

4
1.1C?????????

• 1975?UNIX?6???,C?????????
• 1977???????C?????? ,???UNIX????????
  ,C???????,????????
• 1978????????The C Programming Language? Brian
  W.Kernighan?Dennis M.Ritchie ??,?????C?
• ??,C???????????????????,????UNIX?PDP,????,????????
  ????????

5
1.1C?????????

• 1983?,?????????(ANSI)??C???????C??????,???????ANSI
  C ,???C????????
• 1988?K R?? ANSI C??????The C Programming
  Language?
• 1987?,ANSI??????87 ANSI C?
• 1990?,??????????87 ANSI C?ISO C
  ???(ISO98991990)?
• 1994?,ISO????C?????
• ?????C??????????ANSI C?????????

6
1.2 C?????
(1)???????,???????? 32?????9?????,??????? (2)?????
?34???? ? (3)??????,?????????????? (4)??????????
,?????????????? (5)????????,?????????
7
1.2 C?????
(6)??????????,??????,?????????????,???????????????
???????? ? (7)???????,????????????????????????10-
20? (8)???????(??????)???????????????????????????
?
8
1.3 ???C??????
?1.1 ?????? include ltstdio.hgt void main()
printf ("This is a C program.\n")
???? This is a C program.
9
1.3 ???C??????
?1.2 ????? include ltstdio.hgt void main (
) int a,b,sum
a123 b456 sumab
printf ("sum is d\n", sum)
???? Sum is 579
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1.3 ???C??????
?1.3 ???????? include ltstdio.hgt void main (
) int max(int x,int y) int a, b, c
scanf ("d,d",a,b) cmax (a,b)
printf ("maxd",c)
int max(int x,int y) int z if (xgty) zx
else zy return (z)
???? 8,5? max8
11
1.4 ??C????????

• 1.4.1 ??C?????
• ??????????
• ????????
• ??????
• ??????

12
1.4 ??C????????

• 1.4.2????C?????
• ????????C??????????(IDE)?????????????C???????
• ????Turbo C 2.0?Turbo C 3.0?Visual C??
• Turbo C 3.0???????,??????????????,?????DOS?????
  ???,???????Turbo C 3.0 ?????DOS????tc.exe??????,
  ?????????
• Visual C????Visual C?C???????

13

• ?Turbo C 3.0???
• ?Turbo C 3.0?????????????
• ??
• ??C???????TC3.0?????
• ??Turbo C 3.0????
• ??DOS???
• C\TC3.0gttc ??

14
? ?Windows??? ???????tc.exe,??????
???11????? File Edit Search Run
Compile Debug Project Options Window
Help?
15
(2) ????? ????File??? ?New,
????File?Open(???File ???????Open?,??????
???
16
???(EDIT) ????????????????,????????????????,
?????????
17
?????(EDIT) ????????????????,????????????????,???
??????
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(3) ???????? ??Compile(?AltF9)?????????
c1.cpp???,??1???(error) ,0???(warming)?
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(4) ?????????
????Compile ?Link ,???????,????????.exe???????

(5) ???? ???Run ?Run( ??CtrlF9
?)? (6) ??Turbo C 3.0?? ??File?Quit ?