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Lab4 Code and Runs txt Benjamin Schroeder
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
6.8 Exercises pp 132-133 #1-9
Submit: value of �a� after the expression is executed
1) a = 3.0
2) -nan(ind)
3) a = 32
4) a = 25
5) a = 6
6) a = 6
7) a = 5
8) a = 5
9) a = 4
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
Code from 9.3_1 p207
#include <iostream>
using namespace std;
float average(float, float, float);
int main()
{
average(3.2, 6.0, 8.6);
return 0;
}
float average(float x, float y, float z)
{
cout << "The average of these three #'s is : " << (x + y + z) / 3 << ".\n";
return 0.0;
}
////
Run from 9.3_1 p207
The average of these three #'s is : 5.93333.
C:\Users\Lenovo\source\repos\Lab4_Schroeder\Debug\Lab4_Schroeder.exe (process 6992) exited with code 0.
To automatically close the console when debugging stops, enable Tools->Options->Debugging->Automatically close the console when debugging stops.
Press any key to close this window . . .
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
Code for 9.4_1 p214
#include <iostream>
using namespace std;
void GetInput(float&, int&);
void CalcRaise(float&, int);
int CalcBonus(int); //Pass by value
void PrintCalculations(int, float, int);
int main()
{
int years_service = 0;
float salary = 0.0;
while (salary <= 0)
{
GetInput(salary, years_service);
cout << "Salary is : " << salary << ".\n";
}
CalcRaise(salary,years_service);
int bonus = CalcBonus(years_service);
PrintCalculations(years_service, salary, bonus);
return 0;
}
void GetInput(float& sal, int& years_serv) // salary, and years_service have been passed by reference (Global Changes)
{
cout << "Enter the employee's salary: ";
cin >> sal;
if (sal > 0)
{
cout << "Enter the employee's years of service: ";
cin >> years_serv;
}
}
void CalcRaise(float& salary, int years_service) //copy of years_service has been sent here
{
if (years_service > 10)
{
salary = salary*1.1;
}
else if (years_service >= 5 && years_service <= 10)
{
salary = salary*1.05;
}
else
{
salary = salary*1.02;
}
}
int CalcBonus(int years_service) //copy of years_service has been sent here
{
int bonus = 500 * (years_service / 2);
return bonus;
}
void PrintCalculations(int years_service, float salary, int bonus) ////copy of years_service, salary, and bonus has been sent here
{
cout << "\n*******************************************************************************************\n\n";
cout << "\t\tThis employee's new salary is: $" << salary<<".\n";
cout << "\t\tAfter " << years_service << " years of service, they have earned a bonus of: $" << bonus << ".\n\n";
cout << "*******************************************************************************************";
}
////
Run from 9.4_1 p214
Enter the employee's salary: 25000
Enter the employee's years of service: 12
Salary is : 25000.
*******************************************************************************************
This employee's new salary is: $27500.
After 12 years of service, they have earned a bonus of: $3000.
*******************************************************************************************
C:\Users\Lenovo\source\repos\Lab4_Schroeder\Debug\Lab4_Schroeder.exe (process 13704) exited with code 0.
To automatically close the console when debugging stops, enable Tools->Options->Debugging->Automatically close the console when debugging stops.
Press any key to close this window . . .
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
9.5_2 Learn by Doing Exercises p 216
# 2 Which of the following call statements would be valid?
int records =0;
void ReadData(int& records,int size = 11);
a) Valid size = 11
b) INVALID no records input
c) INVALID no records input
d) INVALID 3 inputs
e) Valid
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
9.13_1 Debugging Exercises pp 226-229
#include <iostream>
using std::cout;
using std::cin;
using std::endl;
const int DAYS_PER_YEAR = 365;
int GetAge();
int CalcDays(int);
void PrintResults(int, int);
int main()
{
int age = 0;
int days = 0;
// Breakpoint 1
// Put breakpoint on the following line
age = GetAge();
days = CalcDays(age);
// Breakpoint 2
// Put breakpoint on the following line
PrintResults(days, age);
return 0;
}
// FUNCTIONS
int GetAge()
{
int age;
cout << "Please enter your age: ";
cin >> age;
return age;
}
int CalcDays(int years)
{
int days;
days = years * DAYS_PER_YEAR;
return days;
}
void PrintResults(int days, int age)
{
cout << age << "! Boy are you old!\n";
cout << "Did you know that you are at least " << days << " days old?\n\n";
}
/////
Run from 9.13_1 Debugging Exercise
Please enter your age: 33
33! Boy are you old!
Did you know that you are at least 12045 days old?
C:\Users\Lenovo\source\repos\Chapter9_Debug\Debug\Chapter9_Debug.exe (process 21340) exited with code 0.
To automatically close the console when debugging stops, enable Tools->Options->Debugging->Automatically close the console when debugging stops.
Press any key to close this window . . .
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
9.14_1 Programming Exercises pp 229
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