C++第六次作业复习课程.doc

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1、__________________________________________________一、【3.14】1、题目：以下程序的运行结果是（B.7,8）#includeusingnamespacestd;classB{public:B(){}B(inti,intj){x=i;y=j;}voidprintb(){cout<

2、____________________________________________________________A(intI,intj);voidprinta();private:Bc;};A::A(inti,intj):c(i,j){}voidA::printa(){c.printb();}intmain(){Aa(7,8);a.printa();return0;}1、运行结果：【3.15】1、题目：以下程序的运行结果是（A.24）#includeusingnamespacestd;classA{pub

3、lic:voidset(inti,intj){x=i;y=j;}intget_y(){returny;}____________________________________________________________________________________________________private:intx,y;};classbox{public:voidset(intl,intw,ints,intp){length=l;width=w;label.set(s,p);}intget_area(){returnle

4、ngth*width;}private:intlength,width;Alabel;};intmain(){boxb;b.set(4,6,1,20);cout<usingnamespacestd;classSample{public:Sample(inti,intj){x=i;y=j;}________________________________________

5、____________________________________________________________voiddisp(){cout<<"displ"<usingnamespacestd;clas

6、sR{public:R(intr1,intr2){R1=r1;R2=r2;}voidprint();voidprint()const;private:intR1,R2;};voidR::print(){cout<

7、;}intmain(){Ra(6,8);constRb(56,88);b.print();return0;}2、运行结果。【3.18】1、题目：写出下面程序的运行结果。#includeusingnamespacestd;classtoy{public:toy(intq,intp){quan=q;price=p;}intget_quan(){returnquan;}intget_price(){returnprice;}private:intquan,price;};intmain(){toyop[3][2]={t

8、oy(10,20),toy(30,48),toy(50,68),toy(70,80),toy(90,16),toy(11,120),___________________________________________________