面向对象a面向对象习题(南航皮德常)

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1、第8章习题：8-1、设计Date类，输出合法日期。#includeusingnamespacestd;//类定义//classDate{intyear;//存储日期的年份intmonth;//存储日期的月份intday;//存储日期的天数public:boolsetDate(constint,constint,constint);voiddisplay(void);char*getMonth(constint);};//类的实现////设置成员变量////mm:月份,dd:天数,yy:年份////返回值：如果成功赋值则返回true

2、，否则返回false。//char*Date::getMonth(constintm){if(m==1)return"January";elseif(m==2)return"February";elseif(m==3)return"March";elseif(m==4)return"April";elseif(m==5)return"May";elseif(m==6)return"June";elseif(m==7)return"July";elseif(m==8)return"August";elseif(m==9)otherstaffoftheC

3、entre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofSta

4、teenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersandreturn"September";elseif(m==10)return"October";elseif(m==11)return"November";elsereturn"December";}//设置成员变量////参数：mm：月份,dd：天数,yy：年

5、份////返回值：如果成功赋值则返回true，否则返回false//boolDate::setDate(constintmm,constintdd,constintyy){if(mm<1

6、

7、mm>12)returnfalse;if(dd<1

8、

9、dd>31)returnfalse;year=yy;month=mm;day=dd;returntrue;}//在屏幕上显示日期//voidDate::display(void){//按照"12-25-2004"的形式输出日期cout<

10、"December25，2004"的形式输出日期cout<>year;othersta

11、ffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederat

12、ionofStateenterprisesMinister,ShenmufuguSARmissions,Di