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chuckbrunochuckbruno
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update chapter14 codes
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‎chapter14/.DS_Store

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‎chapter14/assignment/.DS_Store

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‎chapter14/assignment/14.7.1main.cpp

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#include <iostream>
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#include "14.7.1winec.h"
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int main(void)
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{
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using std::cout;
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using std::cin;
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using std::endl;
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cout << "Enter name of wine: ";
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char lab[50];
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cin.getline(lab, 50);
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cout << "Enter number of years: ";
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int yrs;
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cin >> yrs;
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Wine holdings(lab, yrs);
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holdings.GetBottles();
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holdings.Show();
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const int YRS = 3;
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int y[YRS] = {1993, 1995, 1998};
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int b[YRS] = {48, 60, 72};
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Wine more("Gushing Grapd Red", YRS, y, b);
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more.Show();
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cout << "Total bottles for " << more.Label()
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<< ": " << more.sum() << endl;
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cout << "Bye\n";
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return 0;
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}

‎chapter14/assignment/14.7.1pairs.h

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#ifndef PAIRS_H_
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#define PAIRS_H_
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#include <iostream>
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#include <string>
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template <typename T1, typename T2>
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class Pair
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{
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private:
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T1 a;
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T2 b;
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public:
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T1 & first();
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T2 & second();
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T1 first() const {return a;}
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T2 second() const {return b;}
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Pair(const T1 & aval, const T2 & bval): a(aval), b(bval) {}
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Pair(){}
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};
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template<typename T1, typename T2>
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T1 & Pair<T1, T2>::first()
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{
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return a;
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}
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template<typename T1, typename T2>
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T2 & Pair<T1, T2>::second()
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{
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return b;
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}
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#endif

‎chapter14/assignment/14.7.1winec.cpp

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#include "14.7.1winec.h"
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#include <iostream>
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Wine::Wine()
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{
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label = "";
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ArrayInt _yrs;
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ArrayInt _bot;
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yearBottles = PairArray(_yrs, _bot);
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years = 0;
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}
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Wine::Wine(const char * l, int y, const int yr[], const int bot[])
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{
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label = std::string(l, l + strlen(l));
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years = y;
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ArrayInt _yrs(yr, y);
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ArrayInt _bot(bot, y);
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yearBottles = PairArray(_yrs, _bot);
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}
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Wine::Wine(const char * l, int y)
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{
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label = std::string(l, l + strlen(l));
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years = y;
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ArrayInt _yrs;
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ArrayInt _bot;
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yearBottles = PairArray(_yrs, _bot);
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}
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void Wine::GetBottles()
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{
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std::cout << "Enter " << label << " data for " << years << " year(s):" << std::endl;
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int index = 0;
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int _yearArr[years];
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int _bottlesArr[years];
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while(index < years)
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{
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std::cout << "Enter year: ";
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int _tempYr;
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std::cin >> _tempYr;
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_yearArr[index] = _tempYr;
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std::cout << "Enter bottles for that year: ";
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int _tempBt;
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std::cin >> _tempBt;
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_bottlesArr[index] = _tempBt;
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index++;
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}
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ArrayInt _years(_yearArr, years);
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ArrayInt _bottles(_bottlesArr, years);
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yearBottles = PairArray(_years, _bottles);
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}
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void Wine::Show()
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{
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std::cout << "Wine: " << label << std::endl;
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std::cout.width(10);
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std::cout << "Year";
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std::cout.width(10);
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std::cout << "Bottles" << std::endl;
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for(int i = 0; i < years; i++)
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{
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std::cout.width(10);
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std::cout << yearBottles.first()[i];
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std::cout.width(10);
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std::cout << yearBottles.second()[i]<< std::endl;
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}
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}
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std::string & Wine::Label()
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{
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return label;
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}
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int Wine::sum()
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{
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int sum = 0;
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for(int i = 0; i < years; i++)
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{
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sum += yearBottles.second()[i];
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}
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return sum;
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}

‎chapter14/assignment/14.7.1winec.h

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#ifndef WINEC_H_
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#define WINEC_H_
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#include "14.7.1pairs.h"
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#include <valarray>
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#include <string>
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typedef std::valarray<int> ArrayInt;
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typedef Pair<ArrayInt, ArrayInt> PairArray;
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class Wine
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{
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private:
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std::string label;
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PairArray yearBottles;
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int years;
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public:
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Wine();
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Wine(const char * l, int y, const int yr[], const int bot[]);
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Wine(const char * l, int y);
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void GetBottles();
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void Show();
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std::string & Label();
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int sum();
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};
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#endif

‎chapter14/assignment/14.7.2main.cpp

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#include <iostream>
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#include "14.7.1winec.h"
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int main(void)
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{
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using std::cout;
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using std::cin;
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using std::endl;
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cout << "Enter name of wine: ";
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char lab[50];
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cin.getline(lab, 50);
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cout << "Enter number of years: ";
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int yrs;
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cin >> yrs;
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Wine holdings(lab, yrs);
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holdings.GetBottles();
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holdings.Show();
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const int YRS = 3;
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int y[YRS] = {1993, 1995, 1998};
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int b[YRS] = {48, 60, 72};
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Wine more("Gushing Grapd Red", YRS, y, b);
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more.Show();
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cout << "Total bottles for " << more.Label()
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<< ": " << more.sum() << endl;
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cout << "Bye\n";
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return 0;
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}

‎chapter14/assignment/14.7.2pairs.h

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#ifndef PAIRS_H_
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#define PAIRS_H_
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#include <iostream>
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#include <string>
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template <typename T1, typename T2>
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class Pair
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{
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private:
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T1 a;
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T2 b;
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public:
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T1 & first();
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T2 & second();
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T1 first() const {return a;}
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T2 second() const {return b;}
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Pair(const T1 & aval, const T2 & bval): a(aval), b(bval) {}
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Pair(){}
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};
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template<typename T1, typename T2>
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T1 & Pair<T1, T2>::first()
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{
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return a;
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}
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template<typename T1, typename T2>
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T2 & Pair<T1, T2>::second()
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{
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return b;
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}
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#endif

‎chapter14/assignment/14.7.2winec.cpp

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#include "14.7.2winec.h"
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#include <iostream>
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Wine::Wine(const char * l, int y, const int yr[], const int bot[]): std::string(l)
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{
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years = y;
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PairArray::operator=(PairArray(ArrayInt(yr, y), ArrayInt(bot, y)));
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}
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Wine::Wine(const char * l, int y): std::string(l)
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{
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years = y;
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PairArray::operator=(PairArray(ArrayInt(y), ArrayInt(y)));
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}
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void Wine::GetBottles()
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{
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std::cout << "Enter " << (std::string &)*this << " data for " << years << " year(s):" << std::endl;
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int index = 0;
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int _yearArr[years];
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int _bottlesArr[years];
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while(index < years)
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{
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std::cout << "Enter year: ";
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int _tempYr;
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std::cin >> _tempYr;
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_yearArr[index] = _tempYr;
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std::cout << "Enter bottles for that year: ";
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int _tempBt;
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std::cin >> _tempBt;
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_bottlesArr[index] = _tempBt;
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index++;
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}
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ArrayInt _years(_yearArr, years);
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ArrayInt _bottles(_bottlesArr, years);
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// PairArray(_years, _bottles);
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PairArray::operator=(PairArray(_years, _bottles));
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}
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void Wine::Show()
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{
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std::cout << "Wine: " << (std::string &)*this << std::endl;
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std::cout.width(10);
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std::cout << "Year";
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std::cout.width(10);
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std::cout << "Bottles" << std::endl;
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for(int i = 0; i < years; i++)
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{
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std::cout.width(10);
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std::cout << PairArray::first()[i];
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std::cout.width(10);
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std::cout << PairArray::second()[i]<< std::endl;
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}
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}
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std::string & Wine::Label()
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{
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return (std::string &)*this;
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}
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int Wine::sum()
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{
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int sum = 0;
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for(int i = 0; i < years; i++)
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{
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sum += PairArray::second()[i];
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}
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return sum;
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}

‎chapter14/assignment/14.7.2winec.h

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#ifndef WINEC_H_
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#define WINEC_H_
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#include "14.7.2pairs.h"
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#include <valarray>
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#include <string>
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typedef std::valarray<int> ArrayInt;
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typedef Pair<ArrayInt, ArrayInt> PairArray;
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class Wine: private std::string, private PairArray
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{
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private:
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int years;
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public:
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Wine(const char * l, int y, const int yr[], const int bot[]);
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Wine(const char * l, int y);
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void GetBottles();
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void Show();
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std::string & Label();
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int sum();
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};
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#endif

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