void Display(ReversibleStack& rs)
{
// Implement this function (use only Push, Pop and IsEmpty member functions of stack)
// After the function completes, the stack should be unmodified (see assignment instructions)
ReversibleStack buffer;
int num;
if (rs.isEmpty())
{
cout << "Stack is empty.\n" << endl;
return;
}
while (!rs.isEmpty())
{
num = rs.Pop();
cout << num << " ";
buffer.Push(num);
}
cout << "\n" << endl;
while (!buffer.isEmpty()) // Puts stack rs back to original state
{
num = buffer.Pop();
rs.Push(num);
}
}
void Display(ReversibleStack& rs)
{
int temp;
ReversibleStack *tempArray = new ReversibleStack;
if (!rs.isEmpty())
{
temp = rs.pop();
printf("%d ", temp);
tempArray->push(temp);
Display(rs);
rs.push(tempArray->pop());
}
// Implement this function (use only Push, Pop and IsEmpty member functions of stack)
// After the function completes, the stack should be unmodified (see assignment instructions)
}
int main(int argc, char* argv[])
{
if (argc < 2)
{
cout << "Missing required argument for input file" << endl;
return 0;
}
ReversibleStack rs;
ifstream inFile;
int num;
inFile.open(argv[1], ifstream::in);
if (!inFile.is_open())
{
cout << "Could not open: " << argv[1] << endl;
return 0;
}
while (!inFile.eof())
{
string line;
getline(inFile, line);
// Process the command here
if (0 == line.compare(0, 6, "header"))
{
rs.Header();
}
else if (0 == line.compare(0, 4, "push"))
{
char *str = &line[5];
num = atoi(str);
rs.Push(num);
cout << num << " has been pushed.\n" << endl;
}
else if (0 == line.compare(0, 3, "pop"))
{
num = rs.Pop();
cout << num << " has been popped.\n" << endl;
}
else if (0 == line.compare(0, 7, "reverse"))
{
rs.Reverse();
}
else if (0 == line.compare(0, 7, "isempty"))
{
bool ans = rs.isEmpty();
if (ans)
{
cout << "Stack is empty.\n" << endl;
}
else
{
cout << "Stack is not empty.\n" << endl;
}
}
else if (0 == line.compare(0, 7, "display"))
{
Display(rs);
}
// You'll need to implement several other commands in here
else
{
cout << "Unknown command: " << line;
}
}
// Complete
inFile.close();
cout << endl << "Done" << endl;
cin >> num;
return 1;
}
int main(int argc, char* argv[])
{
ReversibleStack rs;
ifstream inFile;
inFile.open(argv[2], ifstream::in);
if (!inFile.is_open())
{
cout << "Could not open: " << argv[2] << endl;
return 0;
}
while (!inFile.eof())
{
string line;
getline(inFile, line);
// Process the command here
if (0 == line.compare(0, 6, "header"))
{
// Display the header line here, as the instructions describe
cout << "Michael Wiens - 11383291\n" << endl;
}
else if (0 == line.compare(0, 7, "display"))
{
Display(rs);
cout << endl;
}
else if (0 == line.compare(0, 4, "push"))
{
int pushValue = 0;
string tempString = line.substr(4);
pushValue = stoi(tempString);
rs.push(pushValue);
}
else if (0 == line.compare(0, 3, "pop"))
{
rs.pop();
}
else if (0 == line.compare(0, 7, "reverse"))
{
rs.reverse();
}
else if (0 == line.compare(0, 7, "isempty"))
{
if (rs.isEmpty())
{
cout << "true" << endl;
}
else
{
cout << "false" << endl;
}
}
// You'll need to implement several other commands in here
else
{
cout << "Unknown command: " << line;
}
}
// Complete
inFile.close();
cout << endl << "Done" << endl;
system("pause");
return 1;
}
