C程序设计编程实例大全Word下载.docx
《C程序设计编程实例大全Word下载.docx》由会员分享，可在线阅读，更多相关《C程序设计编程实例大全Word下载.docx（159页珍藏版）》请在冰豆网上搜索。
YourchoiceisCIDE*/#includeusingnamespacestd;
floata=2.4;
voidmain（）inta=8;
coutaendl;
cout:
aendl;
YourchoiceisCIDE*/#includevoidmain（）intnum=50;
int&
ref=num;
ref+=10;
coutnum=numendl;
coutref=refendl;
num+=40;
coutrefrefendl;
YourchoiceisCIDE*/#includevoidmain（）intnum;
num=5;
cout&
num=&
numendl;
ref=&
refendl;
voidswap（int&
x,int&
y）;
voidmain（）intx=5,y=6;
coutbeforeswap,x:
x,y:
yendl;
swap（x,y）;
coutafterswap,x:
y;
rx,int&
ry）intt=rx;
rx=ry;
ry=t;
#include/usingnamespacestd;
voidmain（）/*doubleradius;
coutradius;
doubleresult=radius*radius*3.14*4;
coutTheresultis（double）resultn;
*/doubleradius;
std:
coutTheresultisradius*radius*3.14*4n;
intarray64=60,80,90,75,75,85,65,77,80,88,90,98,89,100,78,81,62,68,69,75,85,85,77,91;
level（intgrade,intsize,int&
tA,int&
tB）;
voidmain（）inttypeA=0,typeB=0;
intstudent=6;
intgradesize=4;
istudent;
i+）level（arrayi,gradesize,typeA,typeB）+;
coutnumberoftypeAistypeAendl;
coutnumberoftypeBistypeBendl;
tB）intsum=0;
i=80）returntA;
elsereturntB;
float&
fn2（floatr）floatt;
t=3.14*r*r;
returnt;
voidmain（）fn2（5.0）=12.4;
coutfn2（5.0）endl;
YourchoiceisCIDE*/#include#includeusingnamespacestd;
voidmain（）strings,t;
coutpleaseinputazifuchuan:
s;
t=Ilikeprogramming!
coutzifuchuanoutput:
endlsendltendl;
couts.append（OK!
）endl;
inlinedoublecircumference（doubleradius）;
voidmain（）doubler=3.0,s;
s=circumference（r）;
coutthecircumferenceiss.endl;
inlinedoublecircumference（doubleradius）return2*3.1415926*radius;
YourchoiceisCIDE*/#includeintadd（intx,inty）intsum;
sum=x+y;
returnsum;
intadd（intx,inty,intz）intsum;
sum=x+y+z;
voidmain（）inta,b;
a=add（5,10）;
b=add（5,10,20）;
couta=aendl;
coutb=bendl;
YourchoiceisCIDE*/#includetemplateTmin（Ta,intn）inti;
Tminv=a0;
for（i=1;
iai）minv=ai;
returnminv;
voidmain（）inta=1,3,0,2,7,6,4,5,2;
doubleb=1.2,-3.4,6.8,9.8;
intc=1,9,5,-6,7,8;
coutadeshuzuzhongminzhiwei:
min（a,9）endl;
coutbdeshuzuzhongminzhiwei:
min（b,4）endl;
coutcdeshuzuzhongminzhiwei:
min（c,6）endl;
YourchoiceisCIDE*/#include#definePI3.1415926535#defineCSCircle_SquaretemplatedoubleCircle_Square（Tx）returnx*x*PI;
doubleCircle_Square（longx）returnx*x*PI;
voidmain（）intr1=1;
doubler2=2.0;
longr3=3;
coutThefirstcsisCS（r1）endl;
coutThesecondcsisCS（r2）endl;
coutThethirdcsisCS（r3）endl;
YourchoiceisCIDE*/#includevoidmain（）inti=0,&
l=i,&
k=l;
i=+l-k;
couti=iendl;
YourchoiceisCIDE*/#includeclassTdatepublic:
voidset（int,int,int）;
intisLeapYear（）;
voidprint（）;
private:
intmonth;
intday;
intyear;
voidTdate:
set（intm,intd,inty）month=m;
day=d;
year=y;
intTdate:
isLeapYear（）return（year%4=0&
year%100!
=0）|（year%400=0）;
print（）coutmonth/day/yearendl;
coutisLeapYear（）endl;
voidmain（）Tdatex;
x.set（10,23,2000）;
x.isLeapYear（）;
x.print（）;
print（）coutyear/month/dayendl;
voidsomeFunc（Tdate&
refs）refs.print（）;
if（refs.isLeapYear（）couterrorendl;
elsecoutrightprint（）;
if（*pTdate）.isLeapYear（）couterrorendl;
elsecoutrightendl;
someFunc（s）;
#includeusingnamespacestd;
voidsphere（）;
intmain（）sphere（）;
voidsphere（）doubleradius;
if（radius0）return;
couttheresultisradius*radius*3.14*4n;
YourchoiceisCIDE*/#includeconstintSIZE=10;
classCstackprivate:
charstkSIZE;
intposition;
public:
voidinit（）position=0;
charpush（charch）;
charpop（）;
charCstack:
push（charch）if（position=SIZE）cout栈满endl;
return0;
stkposition+=ch;
returnch;
pop（）if（position=0）coutn栈空endl;
returnstk-position;
voidmain（）Cstacks;
s.init（）;
charch;
coutpleaseinputsomecharacters:
ch;
while（ch!
=#&
s.push（ch）cinch;
coutnowoutputthedata:
while（ch=s.pop（）coutch;
voidset（intm=5,intd=16,inty=1991）month=m;
voidprint（）coutmonth/day/yearendl;
voidmain（）Tdatea,b,c;
a.set（4,12,1996）;
b.set（3）;
c.set（8,10）;
a.print（）;
b.print（）;
c.print（）;
YourchoiceisCIDE*/#includeclasscubepublic:
intvolume（intht,intwd）returnht*wd;
intvolume（intht,intwd,intdp）returnht*wd*dp;
intht,wd,dp;
voidmain（）cubec;
coutc.volume（10,20）endl;
coutc.volume（10,20,30）endl;
YourchoiceisCIDE*/#includeclassqueue/*默认私有*/intq100;
intsloc,rloc;
queue（）;
voidqput（inti）;
intqget（）;
queue:
queue（）sloc=rloc=0;
coutqueueinitializedendl;
voidqueue:
qput（inti）if（sloc=100）coutqueueisfullendl;
return;
sloc+;
qsloc=i;
intqueue:
qget（）if（rloc=sloc）coutqueueisemptyendl;
rloc+;
returnqrloc;
voidmain（）queuea,b;
a.qput（10）;
b.qput（20）;
a.qput（20）;
b.qput（19）;
couta.qget（）;
coutb.qget（）n;
YourchoiceisCIDE*/#includeclasstestprivate:
intnum;
floatf1;
test（）;
test（intn,floatf）;
intgetint（）returnnum;
floatgetfloat（）returnf1;
test:
test（）coutInitializingdefaultendl;
num=0;
f1=0.0;
test（intn,floatf）coutInitializingn,fendl;
num=n;
f1=f;
voidmain（）testx;
testy（10,21.5）;
test*px=newtest;
test*py=newtest（10,21.5）;
Tdate（intm=5,intd=16,inty=1990）month=m;
coutmonth/day/yearendl;
voidmain（）Tdateaday;
Tdatebday
（2）;
Tdatecday（3,12）;
Tdatedday（1,22,1998）;
classStudentpublic:
Student（char*pName）coutcalloneparameterconstructorendl;
strncpy（name,pName,sizeof（name）;
namesizeof（name）-1=0;
Student（）coutcallnoparameterconstructorendl;
protected:
charname20;
voidmain（）StudentnoName;
Studentss（Jenny）;
classtestprivate:
voidmain（）coutthemainfunction:
testarray5;
coutthesecondelementofarrayisarray1.getint（）,array1.getfloat（）endl;
test（intn）;
inlinetest:
test（intn）coutInitializingtnendl;
test（intn,floatf）coutInitializingtn,fendl;
voidmain（）testarray13=1,2,3;
testarray2=test（2,3.5）,test（4）;
testarray3=test（5.5,6.5）,test（7,8.5）;
testarray4=test（5.5,6.5）,7.5,8.5;
intmain（）for（inti=1;
i=10;
i+）for（intj=1;
j=i;
+j）coutM;
#includeclassTdatepublic:
Tdatedday（1,21,1998）;
#include#includeusingnamespacestd;
voidmain（）tryexceptiontheError;
throw（theError）;
catch（constexception&
theError）couttheError.what（）endl;
trylogic_errortheLogicError（LogicError!
）;
throw（theLogicError）;
theLogicError）couttheLogicError.what（）endl;
classPersonpublic:
Person（char*na）coutcallconstructorendl;
name=newcharstrlen（na）+1;
if（name!
=0）strcpy（name,na）;
Person（Person&
p）coutcallcopyconstructorendl;
name=newcharstrlen（p.name）+1;
=0）strcpy（name,p.name）;
voidprintname（）coutnameendl;
Person（）deletename;
char*name;
voidmain（）Personwang（wang）;
Personli（wang）;
wang.printname（）;
li.printname（）;
classSillyClasspublic:
SillyClass（int&
i）:
ten（10）,refI（i）protected:
constintten;
refI;
voidmain（）inti;
SillyClasssc（i）;
coutiendl;
#includeclassRMBpublic:
RMB（doublevalue=0.0）;
operatordouble（）returnyuan+jf/100.0;
voiddisplay（）cout（yuan+jf/100.0）endl;
unsignedintyuan;
unsignedintjf;
RMB:
RMB（doublevalue）yuan=value;
jf=（value-yuan）*100+0.5;
voidmain（）RMBd1（2.0）,d2（1.5）,d3;
d3=RMB（double）d1+（double）d2）;
d3=d1+d2;
d3.display（）;
#include#includeclassStudentpublic:
Student（char*pName=noname,intssId=0）strncpy（name,pName,40）;
name39=0;
id=ssId;
coutConstructingnewstudentpNameendl;
Student（Student&
s）coutConstructingcopyofs.nameendl;
strcpy（name,copyof）;
strcat（name,s.name
升级会员 