private void Subtraction_Click(object sender, RoutedEventArgs e)
{
Numbers.Add(Convert.ToDouble(MathematicalExpression));
SpecialSigns.Add('-');
MathResult.Text += "-";
MathematicalExpression = "";
}
private void Equal_Click(object sender, RoutedEventArgs e)
{
Numbers.Add(Convert.ToDouble(MathematicalExpression));
Result = Numbers[0];
for (int i = 1, j = 0; i < Numbers.Count && j < SpecialSigns.Count; i++, j++)
{
if (SpecialSigns[j] == '+')
{
Result += Numbers[i];
}
else if (SpecialSigns[j] == '-')
{
Result -= Numbers[i];
}
else if (SpecialSigns[j] == '*')
{
Result *= Numbers[i];
}
else if (SpecialSigns[j] == '/')
{
Result /= Numbers[i];
}
}
MessageBox.Show(Result.ToString());
Result = 0;
Numbers.Clear();
SpecialSigns.Clear();
MathResult.Text = "";
MathematicalExpression = "";
}
