/// <summary>
/// 我是加法
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click(object sender, EventArgs e)
{
Mycla Num = new Mycla();
labAns.Text = (int.Parse(txtnum1.Text) + int.Parse(txtnum2.Text)).ToString();
//int unm1 = txtnum1.Text.ToString();
//int unm2 = txtnum2.Text.ToString();
//MessageBox.Show(txtans.ToString());
//txtans.Text = txtnum1 + txtnum2;
}
private void button5_Click(object sender, EventArgs e)
{
Mycla newform = new Mycla();
newform.Show();
}