c++primerplus(第六版)课后编程练习答案.pdfVIP

第二章：开始学习C++

//ex2.1--displayyournameandaddress

#includeiostream

intmain(void)

{

usingnamespacestd;

”；

}

//ex2.2--convertthefurlongunitstoyarduints-把浪单位换位码单位

#includeiostream

doublefur2yd(double);

intmain()

{

usingnamespacestd;

doublefur;

cinfur;

doubleyd;

yd=fur2yd(fur);

return0;

}

doublefur2yd(doublet)

{

return220*t;

}

//ex2.3-每个函数都被调用两次

#includeiostream

voidmice();

voidsee();

usingnamespacestd;

intmain()

{

mice();

mice();

see();

see();

return0;

}

voidmice()

{

}

voidsee()

{

}

//ex2.4

#includeiostream

intmain()

{

usingnamespacestd;usingnamespacestd;

intage;

cinage;

intmonth;

month=age*12;month=age*12;

return0;

}

//ex2.5converttheCelsiusvalvetoFahrenheitvalue

#includeiostream

doubleC2F(double);

intmain()

{

usingnamespacestd;usingnamespacestd;

doubleC;

cinC;

doubleF;

F=C2F(C);F=C2F(C);

return0;

}

doubleC2F(doublet)

{

return1.8*t+32;

}

//ex2.6convertthelightyearsvalvetoastronomicalunits--把光年转换为天文

单位

#includeiostream

doubleconvert(double);//函数原型

intmain()

{

usingnamespacestd;usingnamespacestd;

doublelight_years;

cinlight_years;

doubleastro_units;

astro_units=convert(light_years);astro_units=convert(light_years);

return0;

}

doubleconvert(doublet)

{

return63240*t;//1光年=63240天文单位

}

//ex2.7--显示用户输入的小时数和分钟数

#includeiostream

voidshow();

main()

{

usingnamespacestd;

show();

return0;

}

voidshow()

{

usingnamespacestd;

inth,m;inth,m;

cinh;cinh;

cinm;cinm;

}

第三章：处理数据

//ex3.1—将身高用英尺(feet)和英寸(inch)表示

#includeiostream

constintinch_per_