"Learning C + +" C + + Primer Plus (Sixth edition) Chapter tenth programming Exercise 1-8

1.

#include <iostream> #include <string>class account{private:std::string name;std::string number;double Deposit;public:account (const std::string & na= "No Name", const std::string & nu= "0", int de=0); void show (); void Add (double dep); void remove (double dep);}; Account::account (const std::string & na, const std::string & nu, int de) {name = Na;number = Nu;deposit =de;} void Account::show () {std::cout << "name:" << name << "Number:" << number << "Deposi T: "<< deposit << Std::endl;} void Account::add (double dep) {if (DEP <= 0) std::cout << "deposit added can not be negative.\n"; Elsedeposit + = DEP ;} void Account::remove (double dep) {if (DEP < 0) std::cout << "deposit removed can not is negative.\n"; else if (DEP & Gt Deposit) Std::cout << "You can not remove more than you have!\n"; elsedeposit-= dep;} int main () {account a;a.show (); a = account ("Xiaoming", "000111", 0); A.show (); A.add (a.show); A.remove (4); A.show (); Account B ("Xiaohua", "111000", b.show); B.show (); B.add (+); B.remove (); B.show (+); Std::cin.get (); (); return 0;}

2.

#include <iostream> #include <string>class person{private:static const int LIMIT = 25;std::string Lname;char Fname[limit];p Ublic:person () {lname = ""; Fname[0] = ' + '; }person (const std::string & LN, const char * fn = "heyyou"), void Show () const;void formalshow () const;}; Person::P Erson (const std::string & LN, const char * fn) {lname = ln;strcpy (fname, FN);} void Person::show () const{std::cout << fname << "<< lname;} void Person::formalshow () const{std::cout << lname << "," << fname << Std::endl;} int main () {person one; Person ("Smythecraft"); Person three ("Dimwiddy", "Sam"); Three.show (); Std::cout << Std::endl;three. Formalshow (); Std::cin.get (); return 0;}

3.

Golf.h#ifndef golf_h_#define golf_h_class golf{private:static const int LEN = 40;char Fullname[len];int Handicap; Public:golf (const char * name= "No name", int hc=0); void Setgolf (); void Handi (int hc); void Showgolf ();}; #endif

Golf.cpp#include <iostream> #include "golf.h" Golf::golf (const char * name,int HC) {strcpy (fullname, name); Handicap = HC;} void Golf::setgolf () {char name[len];int handi;std::cout << "Please input name hand handicap:\n"; Std::cin.getline ( Name, LEN); Std::cin >> handi;std::cin.get (); *this = Golf (name, Handi);} void Golf::handi (int hc) {handicap = HC;} void Golf::showgolf () {std::cout << fullname << ":" << Handicap<<std::endl;}

Main.cpp#include <iostream> #include "golf.h" int main () {golf a[4];for (int i = 0; i < 4; i++) {A[i].showgolf ();} for (int i = 0; i < 4; i++) {A[i].setgolf ();} for (int i = 0; i < 4; i++) {A[i].showgolf ();} Std::cin.get (); return 0;}

4.

Sales.h#ifndef sales_h_#define sales_h_namespace sales{class sales{private:static const int QUARTERS = 4;double sales[ Quarters];d ouble average;double max;double min;public:sales (const double AR [], int n); void Setsales (); void Showsales ();} ;} #endif

<pre name= "code" class= "CPP" >//sales.cpp#include <iostream> #include "sales.h" namespace Sales{sales:: Sales (const double AR [], int n) {int l;l = n > 4? 4:n;for (int i =0; i < L; i++) {sales[i] = ar[i];}  if (L < 4) for (int i = l; i < 4; i++) sales[i] = 0;double sum = sales[0];d ouble ma = sales[0], MI = sales[0];for (int i = 1; I < 4; i++) {sum + = Sales[i];ma = Ma>sales[i]? ma:sales[i];mi = Mi < sales[i]? Mi:sales[i];} Average = Sum/4;max = Ma;min = mi;}  void Sales::setsales () {double ar[4];std::cout << "Please enter 4 numbers: \ n"; for (int i = 0; i < 4; i++) std::cin >> ar[i];*this = Sales (AR, 4);} void Sales::showsales () {for (int i = 0; i < 4; i++) std::cout << sales[i] << ""; Std::cout << Std::end L;std::cout << "average:" << average << std::endl;std::cout << "max number:" <<max <&lt ; Std::endl;std::cout << "min number:" << min << std::endl;}}

Main.cpp#include <iostream> #include "sales.h" int main () {double ar[4] = {0.0, 1.0, 2.0, 3.0}; Sales::sales s (AR, 4); S.showsales (); S.setsales (); S.showsales (); Std::cin.get (); Std::cin.get (); return 0;}

5.

Stack.h#ifndef stack_h_#define stack_h_struct Customer{char fullname[35];d ouble payment;}; typedef customer Item;class stack{private:enum{MAX =};item items[max];int top;public:stack (); bool IsEmpty () Const;bo Ol isfull () Const;bool push (const item & Item); bool Pop (item & item);}; #endif

Stack.cpp#include <iostream> #include "stack.h" Stack::stack () {top = 0;} BOOL Stack::isempty () const{return top = = 0;} BOOL Stack::isfull () const{return top = = MAX;} BOOL Stack::p ush (const item & Item) {if (Top < MAX) {items[top++] = Item;return true;} Elsereturn false;} BOOL Stack::p OP (item & Item) {if (Top > 0) {Item = Items[--top];return true;} Elsereturn false;}

Main.cpp#include <iostream> #include "stack.h" int main () {stack s;double sum = 0;customer C[3] = {{"Liujiayu", 35 }, {"Wagnrunze", Max}, {"Wanghaojian", Ten}};for (int i = 0; i < 3; i++) S.push (C[i]); for (int i = 0; i < 3; i++) {S.pop (c[i]); sum + = C[i].payment;std::cout << "sum:" << sum << Std::endl;} Std::cin.get (); return 0;}

6.

#include <iostream>class move{private:double x;double y;public:move (Double A = 0, double b = 0); void Showmove () cons T Move add (const Move & M) const;void reset (Double A = 0, double b = 0);}; Move::move (double A, double b) {x = A;y = b;} void Move::showmove () const{std::cout << "x:" << x << "   y:" << Y<<std::endl;} Move move::add (const Move & M) const{move m; m.x = x + m.x; M.y = y + m.y;return m;} void Move::reset (Double A, double b) {x = A;y = b;} int main () {Move A (2,3); A.showmove (); Move B (4, 5); B.showmove (); Move C;c.showmove (); c= A.add (b); C.showmove (); A.reset (3, 7); A.showmove (); A.reset (); A.showmove (); Std::cin.get (); return 0;}

7.

#include <iostream>class plorg{private:char fullname[20];int ci;public:plorg (const char * name = "Plorga"); void SETCI (int c); void showplorg ();}; plorg::P lorg (const char *name) {strcpy (fullname, name); CI = 50;} void Plorg::setci (int c) {CI = C;} void plorg::showplorg () {std::cout << "name:" << fullname << "   ci:" << ci << std::endl; }int Main () {plorg p;p.showplorg ();p = plorg ("Liujiayu");p. showplorg ();p. SETCI (;p). showplorg (), Std::cin.get (); return 0;}

8.

List.h#ifndef list_h_#define list_h_typedef unsigned int item;class list{private:enum{MAX = ten};item items[MAX];int nu M;public:list (); void Add (const Item &), bool IsEmpty () Const;bool isfull () const;void visit (void (*PF) (Item &));}; #endif

List.cpp#include <iostream> #include "list.h" list::list () {num = 0;} void List::add (const Item & A) {if (num < MAX) {items[num++] = A;} Elsestd::cout << "The list is full\n";} BOOL List::isempty () const{return num = = 0;} BOOL List::isfull () const{return num = = MAX;} void List::visit (void (*PF) (Item &)) {for (int i = 0; i < num; i++) PF (items[i]);}

Main.cpp#include <iostream> #include "list.h" void Show (Item &); int main () {list L;int i = 0;while (!l.isfull () {L.add (i*10); i++;} L.visit (show); Std::cin.get (); return 0;} void Show (Item &a) {std::cout << a <<std::endl;}

"Learning C + +" C + + Primer Plus (Sixth edition) Chapter tenth programming Exercise 1-8