1CMSC341 Data StructuresLecture 1Sept 6, 2000AdministriviaDescription– prereqs– grading– responsibilitiesSyllabusWeb page– www.cs.umbc.edu/courses/undergraduate/341/fall002ProjectsProjects– grading– due dates– honesty– submittal: cs341-04– project guidelines– project 0 -- optional– project 1 -- Due Sept 25Preview Sessions:– Wed/Thurs, Sept 6/7 8:30-9:30, SS114: C++/env– Wed/Thurs, Sept 13/14 8:30-9:30, SS114: Proj1C++ ClassClass organizes data and operations on that dataencapsulationabstractionDefinition in header file, .H (.h in MAW)Implementation in source file, .C (.cpp in MAW)#include the header file3IntCell.H#ifndef _IntCell_H_#define _IntCell_H_class IntCell {public:explicit IntCell (int initialValue = 0);IntCell (const IntCell &ic);~IntCell();const IntCell &operator=(const IntCell &rhs);int read() const; // accessorvoid write(int x); // mutatorprivate:int _storedValue;};#endifIntCell.C#include “IntCell.H”IntCell::IntCell(int initialValue) :_storedValue(initialValue){ }IntCell::IntCell (const IntCell &ic){write(ic.read());}IntCell:: ~IntCell(){ }4IntCell.C (cont)const IntCell &IntCell::operator=(const IntCell &rhs){if (this != &rhs)write (rhs.read())return *this;}int IntCell::read() const{return _storedValue;}void IntCell::write(int x){_storedValue = x;}TestIntCell.C#include “IntCell.H”#include <iostream.h> // for cout#include<stdlib.h> // for EXIT_SUCCESSint main(){IntCell m; // Or IntCell m(0);, but not IntCell m();IntCell n;n = m;m.write(5);cout << “Cell m contents: “ << m.read() << endl;cout << “Cell n contents: “ << n.read() << endl;return
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