Define class and store in a list


#include <iostream>
#include <list>
#include <cstring>
using namespace std;

class Project {
public:
  char name[40];
  int duration;
  Project() { 
    strcpy(name, "");
    duration = 0;
  }
  Project(char *n, int d) {
    strcpy(name, n);
    duration = d;
  }

  void add_days(int i) {
    duration += i;
  }

  void sub_days(int i) {
    duration -= i;
  }

  bool completed() { 
     return !duration; 
  }
 
  void report() {
    cout << name << ": ";
    cout << duration;
    cout << " days left.\n";
  }
};

bool operator<(const Project &a, const Project &b)
{
  return a.duration < b.duration;
}

bool operator>(const Project &a, const Project &b)
{
  return a.duration > b.duration;
}

bool operator==(const Project &a, const Project &b)
{
  return a.duration == b.duration;
}

bool operator!=(const Project &a, const Project &b)
{
  return a.duration != b.duration;
}

int main()
{
  list<Project> proj;

  proj.push_back(Project("Project 1", 35));
  proj.push_back(Project("Project 2", 190));
  proj.push_back(Project("Project 3", 1000));

  list<Project>::iterator p = proj.begin();

  while(p != proj.end()) {
    p->report();
    p++;
  }

  p = proj.begin();
  p->add_days(10);

  do {
    p->sub_days(5);
    p->report();
  } while (!p->completed());

  return 0;
}

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Define class and store in a list : List « Data Structure « C++

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