C++面向对象程序设计谭浩强课后习题答案text-P

班级姓名陈德桥学号B

11512301.以下是根据题意订正后的程序和运行结果#includeiostreamusing namespacestd;class Time{public:void set_timevoid;void show_timevoid;int hour;int minute;int sec;；Time t;int maint.set_time;t.show_time;return0;}void Time::set_timevoidcout«Mset_time:n«endl;cin»t.hour;cin»t.minute;cin»t.sec;}void Time::show_timevoidcout«Mshow_time:n«endl;cout«t.hour«H:n«t.minute«n:M«t.sec«endI;

2.以下是根据题目要求对例

2.1进行改写后的程序和运行结果:#includeiostreamusing namespacestd;class Timeprivate:int hour;int minute;int second;public:void settimeint h,int mint s9{tl.hour=h,tl.minute=m,tl.second=s;void showtimecout«showtime:n«endl;cout«tl.hour«H:n«tl.minute«n:H«tl.second«endl;«；int maintl.settime22,24,0;tl.showtime;return0;howt ifie2:24:0any keyto continue3,.以下是根据题目要求对例

2.1进行改写后的程序和运行结果:#includeiostreamusing namespacestd;class Timeprivate:int hour;int minute;int second;public:void settimeinth intm jnts;9void showtime;«；int maintl.settime22,24,0;tl.showtime;return0;void Time::settimeinthint mjnts9tl.hour=h,tl.minute=m,tl.second=s;void Time::showtimecout«Mshowtime:n«endl;cout«tLhour«n:n«tI.minute«n:n«tl.second«endl;

4.以下根据要求对本章

2、

3、3进行完善后的程序和运行结果:#includeiostream#includestringusing namespacestd;class Studentpublic:void displayOcout«nnum:M«num«endl;cout«Mname:n«name«endl;coutnsex:H«sex«endl;void set_valuelint n;void set_value2string m;void set_value3char s;private:int num;string name;char sex;}Stu;int mainStu.set_valuel12;Stu.set_value2n liuH;Stu.set_value3T*;Stu.displayO;return0;void Student::set_valuelint nStu.num=n;void Student::set_value2string m{Stu.name=m;}void Student::set_value3char sStu.sex=s;。