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

struct Employee
{
   char fname[20];
   char lname[20];
   int hours;
   double rate;
   double regPay;
   double overtimePay;
   double totalPay;
};

void sortRecs(Employee[],int);
void display(Employee[],int);

int main()
{
   Employee emps[25];
   int cnt=0;
   int overtimeHours;
   double totOTPay;
   double totOTHours;
   ifstream infile;
   fstream iofile;
   
   infile.open("employees.dat");
   infile >> emps[cnt].lname
      >> emps[cnt].fname
      >> emps[cnt].hours
      >> emps[cnt].rate;
   while(!infile.eof())
   {
      overtimeHours = emps[cnt].hours - 40;
      if(overtimeHours > 0)
      {
         emps[cnt].overtimePay = overtimeHours * emps[cnt].rate * 1.5;
         emps[cnt].regPay = emps[cnt].rate * 40;
         emps[cnt].totalPay = 40 * emps[cnt].rate + emps[cnt].overtimePay;
      }
      else
      {
         emps[cnt].overtimePay = 0.0;
         emps[cnt].regPay = emps[cnt].rate * emps[cnt].hours;
         emps[cnt].totalPay = emps[cnt].regPay;
      }
      cnt++;
      infile >> emps[cnt].lname
         >> emps[cnt].fname
         >> emps[cnt].hours
         >> emps[cnt].rate;
   }
   sortRecs(emps,cnt);

   display(emps,cnt);
   iofile.open("employees2.bin",ios::out|ios::binary);
   for(int i=0;i<cnt;i++)
      iofile.write((char *)&emps[i],sizeof(Employee));
   iofile.close();

   return 0;
}
 
void sortRecs(Employee e[],int size)
{
   Employee temp;
   for(int i=0;i<size;i++)
      for(int j=0;j<size-1;j++)
         if(strcmp(e[j].lname,e[j+1].lname) > 0)
         {
            temp = e[j];
            e[j] = e[j+1];
            e[j+1] = temp;
         }
}

void display(Employee e[],int size)
{
   for(int i=0;i<size;i++)
      cout << e[i].lname << '\t'
         << e[i].fname << '\t'
         << e[i].overtimePay << '\t'
         << e[i].totalPay << endl;
}