C++ Example 4

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C++ Example 4

Oehms Calculator

// Oehms.cpp : Defines the entry point for the console application.

//

#include "stdafx.h"

#include

using namespace std;

class OhmsLaw

{

public:

void setV();

void setC();

void setR();

private:

float V, C, R;

};

void OhmsLaw::setV()

{

cout <<"What is the current\n";

cin >> C;

cout << "What is the resistance\n";

cin >> R;

V = C * R;

cout << "The voltage is " << V << endl;

}

void OhmsLaw::setC()

{

cout << "What is the voltage\n";

cin >> V;

cout << "What is the resistance\n";

cin >> R;

C = V / R;

cout << "The Current is " << C << endl;

}

void OhmsLaw::setR()

{

cout << "What is the voltage\n";

cin >> V;

cout <<"What is the current\n";

cin >> C;

R = V / C;

cout << "The resistance is " << R << endl;

}

int main()

{

jon:

OhmsLaw ohms;

int choice;

cout << "-------Ohms Law-------\n";

cout << "1. Solve for voltage\n";

cout << "2. Solve for current\n";

cout << "3. Solve for resistance\n";

cout << "------------------------\n";

cin >> choice;

switch(choice)

{

case 1:

cout << "You have picked Voltage\n";

ohms.setV();

break;

case 2:

cout << "You have picked Current\n";

ohms.setC();

break;

case 3:

cout << "You have picked Resistance\n";

ohms.setR();

break;

}

if choice != int choice

cout << "pick an integer";

end if

goto jon

int x;

cin >> x;

return 0;

}