Question

TAKEN FROM FILE PLEASE I NEED THIS DONE IN HOUR
C++ Using this ---- write the functions
Abel    Herrera 402879   32     Accounting              783.97          4
Eddie   Lauren  103938   26     Marketing               9728.23         2
Monica  Strauss 110030   29     IT                      2368.91         4
Claire  Matteo  938928   30     Marketing               1922.12         5
Farida  Ahmed   288489   22     IT                      88201.67        3
David   Masterson 183920 43     Accounting              180.48          1       
Chloe   Gignac  991229   35     Publishing              912.34          3
William Tucker  410293   51     Accounting              140.19          6
Daniela Moreira 882927   39     Publishing              3192.34         5
Birgit  Prinz   273935   32     Acquisitions            123979.99       4
Trish   Seaman  393001   48     Marketing               2990.23         6
Tatsuya Shiba   291993   19     Acquisitions            54497.56        3
Rayna   Cranel  847392   27     IT                      129.11          5
Luiz    Sastre  198339   44     Accounting              521.78          6
Dimitri Petrov  792024   61     HR                      1233.68         7
Nathan  Cook    310233   54     Marketing               89.40           5
Philip  Alvida  822974   59     HR                      788.19          6
Ryner   Lute    902217   18     Acquisitions            776322.98       3
Bruce   Wayne   102837   36     IT                      999999.39       6
Minerva McGonagall 404955 71    Publishing              450228.34       9

A.A function to display the full details of every employee using the output function
B.A function that displays the first, last name, salary, and numbers of years worked of the oldest employee on the list
C.A function that displays the first, last name, and department of the lowest earner in the company
D.A function that takes in as a paremeter an integer representing the minimum age required to qualify for a special bonus, and displays the first, last name, age and department of all employees eligible for the bonus.
E.A function that returns the name of the department that has the highest total earning

Answer 1

Given below is the code for the question.
Please do rate the answer if it was helpful. Thank you

#include <iostream>
#include <fstream>
#include <iomanip>
#include <string>

using namespace std;

ifstream infile;

struct employeeType
{
string fname;
string lname;
int age;
string department;
string SSN;
double salary;
int yearsWorked;
};

void input(employeeType employees[], int &size);
void output(employeeType employee);

void displayAll(employeeType employees[], int size);
void displayOldest(employeeType employees[], int size);
void displayLowest(employeeType employees[], int size);
void displayBonusEmp(employeeType employees[],int size, int minAge);
double getDepartmentEarning(employeeType employees[],int size, string department);
string getHighestDept(employeeType employees[],int size);

int main()
{
employeeType employees[20];
int size;

cout<<left;
cout<<fixed<<showpoint<<setprecision(2);

int choice = 0;

input(employees, size);

while(choice != 6)
{
cout << "1. Display all employees" << endl;
cout << "2. Display oldest employee" << endl;
cout << "3. Display lowest earner" << endl;
cout << "4. Display employees eligible for bonus" << endl;
cout << "5. Display highest earning department" << endl;
cout << "6. Quit" << endl;
cout << "Enter your choice: ";
cin >> choice;
switch(choice)
{
case 1:
displayAll(employees, size);
break;
case 2:
displayOldest(employees, size);
break;
case 3:
displayLowest(employees, size);
break;
case 4:
displayBonusEmp(employees, size, 47);
break;
case 5:
cout << "The department earning highest is " << getHighestDept(employees, size) << endl;
break;
case 6:
break;
default:
cout << "Invalid choice!" << endl;

}
}

system ("pause");
return 0;
}

void input(employeeType employees[], int &size)
{
infile.open("Question1_Final.txt");
int i;
for(i = 0; i < 20; i++)
{
infile>>employees[i].fname>>employees[i].lname>>employees[i].SSN>>employees[i].age>>employees[i].department
>>employees[i].salary>>employees[i].yearsWorked;
}
size = i;
}

void output(employeeType employee)
{
cout<<setw(15)<<employee.fname<<setw(15)<<employee.lname<<setw(15)<<employee.SSN<<setw(8)<<employee.age
<<setw(15)<<employee.department<<setw(10)<<employee.salary<<" "<<employee.yearsWorked<<endl;
}

void displayAll(employeeType employees[], int size)
{
cout << "List of all employees" << endl;
for(int i = 0; i < size; i++)
output(employees[i]);

cout << endl << endl;
}

void displayOldest(employeeType employees[], int size)
{
int maxWorked = employees[0].yearsWorked;
for(int i = 1; i < size; i++)
{
if(employees[i].yearsWorked > maxWorked)
maxWorked = employees[i].yearsWorked;
}

//print oldest employees

cout << "The oldest employees " << endl;
for(int i = 0; i < size; i++)
{
if(employees[i].yearsWorked == maxWorked)
{ cout<<setw(15)<<employees[i].fname<<setw(15)<<employees[i].lname
<<setw(10)<<employees[i].salary<<" "<<employees[i].yearsWorked<<endl;

}
}
cout << endl << endl;
}

void displayLowest(employeeType employees[], int size)
{
double minSalary = employees[0].salary;
for(int i = 1; i < size; i++)
{
if(employees[i].salary < minSalary)
minSalary = employees[i].salary;
}

//print oldest employees

cout << "The lowest earning employees " << endl;
for(int i = 0; i < size; i++)
{
if(employees[i].salary == minSalary)
{ cout<<setw(15)<<employees[i].fname<<setw(15)<<employees[i].lname
<<setw(15) << employees[i].department <<setw(10)<<employees[i].salary<<endl;

}
}
cout << endl << endl;
}
void displayBonusEmp(employeeType employees[],int size, int minAge)
{
cout << "Employees eligible for bonus (minimum age " << minAge << ")" << endl;
for(int i = 0; i < size; i++)
{
if(employees[i].age >= minAge)
{
cout<<setw(15)<<employees[i].fname<<setw(15)<<employees[i].lname
<<setw(10) << employees[i].age
<<setw(15) << employees[i].department <<endl;

}
}
cout << endl << endl;
}

double getDepartmentEarning(employeeType employees[],int size, string department)
{
double total = 0;
for(int i = 0; i < size; i++)
{
if(employees[i].department == department)
total += employees[i].salary;
}
return total;
}

string getHighestDept(employeeType employees[],int size)
{
string maxDept = "";
double maxEarnings = 0;
for(int i = 0; i < size; i++)
{
if(employees[i].department != maxDept)
{
double deptEarnings = getDepartmentEarning(employees, size, employees[i].department);
if(deptEarnings > maxEarnings)
{
maxDept = employees[i].department;
maxEarnings = deptEarnings;
}
}
}

return maxDept;
}

output
====
1. Display all employees
2. Display oldest employee
3. Display lowest earner
4. Display employees eligible for bonus
5. Display highest earning department
6. Quit
Enter your choice: 1
List of all employees
Abel Herrera 402879 32 Accounting 783.97 4
Eddie Lauren 103938 26 Marketing 9728.23 2
Monica Strauss 110030 29 IT 2368.91 4
Claire Matteo 938928 30 Marketing 1922.12 5
Farida Ahmed 288489 22 IT 88201.67 3
David Masterson 183920 43 Accounting 180.48 1
Chloe Gignac 991229 35 Publishing 912.34 3
William Tucker 410293 51 Accounting 140.19 6
Daniela Moreira 882927 39 Publishing 3192.34 5
Birgit Prinz 273935 32 Acquisitions 123979.99 4
Trish Seaman 393001 48 Marketing 2990.23 6
Tatsuya Shiba 291993 19 Acquisitions 54497.56 3
Rayna Cranel 847392 27 IT 129.11 5
Luiz Sastre 198339 44 Accounting 521.78 6
Dimitri Petrov 792024 61 HR 1233.68 7
Nathan Cook 310233 54 Marketing 89.40 5
Philip Alvida 822974 59 HR 788.19 6
Ryner Lute 902217 18 Acquisitions 776322.98 3
Bruce Wayne 102837 36 IT 999999.39 6
Minerva McGonagall 404955 71 Publishing 450228.34 9

1. Display all employees
2. Display oldest employee
3. Display lowest earner
4. Display employees eligible for bonus
5. Display highest earning department
6. Quit
Enter your choice: 2
The oldest employees
Minerva McGonagall 450228.34 9

1. Display all employees
2. Display oldest employee
3. Display lowest earner
4. Display employees eligible for bonus
5. Display highest earning department
6. Quit
Enter your choice: 3
The lowest earning employees
Nathan Cook Marketing 89.40

1. Display all employees
2. Display oldest employee
3. Display lowest earner
4. Display employees eligible for bonus
5. Display highest earning department
6. Quit
Enter your choice: 4
Employees eligible for bonus (minimum age 47)
William Tucker 51 Accounting
Trish Seaman 48 Marketing
Dimitri Petrov 61 HR
Nathan Cook 54 Marketing
Philip Alvida 59 HR
Minerva McGonagall 71 Publishing

1. Display all employees
2. Display oldest employee
3. Display lowest earner
4. Display employees eligible for bonus
5. Display highest earning department
6. Quit
Enter your choice: 5
The department earning highest is IT