cprimerplus(6)第五章程序清单

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1、5.1forloop.cpp#includeintmain(){usingnamespacestd;inti;for(i=0;iv5;i++)cout«MC++knowsloops.M«endl;cout«MC++knowswhentostop.,,«endl;return0;5.2num_test>cpp#includeintmain()Iusingnamespacestd;cout«nEnterthestartingcountdownvalue:*1;intlimit;cin»Iimit;inti

2、;for(i=limit;i;i-)coul<intmain()Iusingnamespacestd;intx;cout«,，Theexpressionx=10()hasthevalue11;cout«(x=10)«endl;cout«MNowx=H«x«endl;coul«HTheexpressionx<3hasthevalue”；cout«(x<3)«endl;cout«nT

3、hcexpressionx>3hasthevaluen;cout«(x>3)«endl;cout.setf(ios_base::boolalpha);cout«'Theexpressionx<3hasthevalueH;cout«(x<3)«endl;cout«nThcexpressionx>3hasthevalueH;cout«(x>3)«endl;return0;5.1formoreeCpp#includeconstintArSize=16;intmain(){usingnamespacestd;longlongfa

4、ctorials]ArSize];factorials!1]=factorials[0]=1LL;for(inti=2;iintmain(){usingstd::cout;usingstd::cin;usingstd::endl;coul«MEnleraninte

5、ger:intby;cin»by;cout«MCountingbyM«by«Hs:H«endl;for(inti=0;i<100;i=i+by)cout«i«cndl;return0;5.3forstrl.cpp#include#includeintmain(){usingnamespacestd;coul«MEnleraword:”；stringword;cin»word;for(inti=word.size()-1;i>=0;i—)cout«word[i];cout«MBye.H;return

6、0;5.4plus_one・cpp#includeintmain(){usingnamespacestd;inta=20;intb=20;cout«Ma=H«a<intmain(){usingnamespacestd;cout«MTheAmazingAccountwillsumandaveragefive

7、nmubersforyou.n;cout«，Pleaseenterfivevalues:M;doublenumber;doublesum=0.0;for(inii=l;i<=5;i++){cout«nValuccin»number;sum+=number;1cout«MFivcexquisitechoicesindeed!TheysumtoH«sum«cndl;coul«nandaveragetoM«sum/5«,,.,,;cout«MTheamazingAccountobidsyouadieu!H«endl;return0;)

8、5.1forstr2#includeintmain(){usingnamespacestd;cout«MEnteraw