- (IBAction)c1Button:(id)sender {
if ((status.text = @"X goes now"))
{
    c1.text = @"X";
    if ([c1.text isEqualToString: @"X"])
    {
        status.text = @"O goes now";
    }
    else
    {
        status.text = @"X goes now";
    }
}
else if ((status.text = @"O goes now"))
{
    c1.text = @"O";
    if ((c1.text = @"O"))
    {
        status.text = @"X goes now";
    }
    else
    {
        status.text = @"O goes now";
    }
}
}