Answer to Question #180172 in C++ for Saurabh Singh

Question

Create a class Employee with following data members, name, id, and salary as private data member. Create array of objects for four employees, compare their salary using operator overloading, and display the records of the student who is getting less salary.

Answer 1

#include<iostream>
#include <string>
using namespace std;

class Employee
{
 public:
  Employee( string, string, int );
  void setFirstName( string );
  string getFirstName();
  void setLastName(string);
  string getLastName();
  void setMonthlySalary(int);
  int getMonthlySalary();
 private:
  string firstName;
  string lastName;
  int monthlySalary;
};
Employee::Employee( string first, string last, int salary)
{
 firstName=first;
 lastName=last;
 if(salary>0)
  monthlySalary=salary;
 else
 {
  monthlySalary=0;
  cout<<"Initial salary was invalid."<<endl;
 }
}
void Employee::setFirstName( string first)
{
 if ( first.length() <= 25 )
  firstName = first;
 if ( first.length() > 25 )
 {
  firstName = first.substr( 0, 25 );
  cout << "Name \"" << first <<"\" exceeds maximum length (25).\n"<< "Limiting firstName to first 25 characters.\n" << endl;
 }
}
void Employee::setLastName(string last )
{
 if ( last.length() <= 25 )
  lastName = last;
 if ( last.length() > 25 )
 {
  lastName = last.substr( 0, 25 );
  cout << "Name \"" << last <<"\" exceeds maximum length (25).\n"<< "Limiting lastName to first 25 characters.\n" << endl;
 }
}
void Employee::setMonthlySalary(int salary )
{
 if(salary>0)
  monthlySalary=salary;
 else
 {
  monthlySalary=0;
  cout<<"Initial salary was invalid."<<endl;
 }
}
string Employee::getFirstName()
{
 return firstName;
}
string Employee::getLastName()
{
 return lastName;
}
int Employee::getMonthlySalary()
{
 return monthlySalary;
}
int main()
{
 Employee Employee1("James","Smith",1500);
 Employee Employee2("Zhang","Wei",2000);
 cout << "Employee1's name is: "<< Employee1.getFirstName()<<" "<< Employee1.getLastName()<<endl;
 cout<< "and monthly salary is: "<< Employee1.getMonthlySalary()<< " and annual salary is: "<< Employee1.getMonthlySalary()*12<< endl;
 cout<<"After 10 percent increment in salary:"<<endl;
 int incrementedSalary1=Employee1.getMonthlySalary();
 incrementedSalary1=incrementedSalary1+(incrementedSalary1*0.1);
 Employee1.setMonthlySalary(incrementedSalary1);
 cout<< "Employee1's monthly salary is: "<< Employee1.getMonthlySalary()<< " and annual salary is: "<< Employee1.getMonthlySalary()*12<<endl<<endl;
 
 cout << "Employee2's name is: "<< Employee2.getFirstName()<<" "<< Employee2.getLastName()<<endl;
 cout<< "and monthly salary is: "<< Employee2.getMonthlySalary()<< " and annual salary is: "<< Employee2.getMonthlySalary()*12<< endl;
 cout<<"After 10 percent increment in salary:"<<endl;
 int incrementedSalary2=Employee1.getMonthlySalary();
 incrementedSalary2=incrementedSalary2+(incrementedSalary2*0.1);
 Employee2.setMonthlySalary(incrementedSalary2);
 cout<< "Employee2's monthly salary is: "<< Employee1.getMonthlySalary()<< " and annual salary is: "<< Employee1.getMonthlySalary()*12<< endl;
}