Question

In: Computer Science

I have a error code, for my C++ class, using Putty include <iostream> using namespace std;...

I have a error code, for my C++ class, using Putty

include <iostream>

using namespace std;

int main()
{
char answer;
char grade;

cout << "Are you taking a class (enter y, Y, N or N): " << endl;
cin >> answer;

if (answer == 'N' || 'n');
{
cout << "Thanks for using the system" << endl;
}

else if (answer == 'Y' || 'y');
{
cout << "Enter a letter grade (A, B, C, D, or F): " << endl;
cin >> grade;


switch(grade);
{
case 'A':
cout << "Great Job!" << endl;
break;

case 'B':
cout << "Great Job!" << endl;
break;

case 'C':
cout << "You're doing alright." << endl;
break;

case 'D':
cout << "You can improve." << endl;
break;

case 'F':
cout << "You can improve." << endl;
break;

default:
cout << "Invalid grade." << endl;
break;
}
}

else
{
cout << "Invalid input" << endl;
}

return 0;
}


Solutions

Expert Solution

#include <iostream>

using namespace std;

int main() {
    char answer;
    char grade;
    cout << "Are you taking a class (enter y, Y, N or N): " << endl;
    cin >> answer;
    if (answer == 'N' || answer == 'n') {
        cout << "Thanks for using the system" << endl;
    } else if (answer == 'Y' || answer == 'y') {
        cout << "Enter a letter grade (A, B, C, D, or F): " << endl;
        cin >> grade;
        switch (grade) {
            case 'A':
                cout << "Great Job!" << endl;
                break;
            case 'B':
                cout << "Great Job!" << endl;
                break;
            case 'C':
                cout << "You're doing alright." << endl;
                break;
            case 'D':
                cout << "You can improve." << endl;
                break;
            case 'F':
                cout << "You can improve." << endl;
                break;
            default:
                cout << "Invalid grade." << endl;
                break;
        }
    } else {
        cout << "Invalid input" << endl;
    }
    return 0;
}

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