private void bt1_Click(object sender, EventArgs e)
{
phanso a, b, c;
a = new phanso(int.Parse(tbTuSo1.Text), int.Parse(tbMauSo1.Text));
b = new phanso(int.Parse(tbTuSo2.Text), int.Parse(tbMauSo2.Text));
if (rd1.Checked)
{
c = phanso.Cong(a, b);
}
else if (rd2.Checked)
{
c = phanso.Tru(a, b);
}
else if (rd3.Checked)
{
c = phanso.Nhan(a, b);
}
else
{
c = phanso.Chia(a, b);
}
tbTuSo3.Text = c.TuSo.ToString();
tbMauSo3.Text = c.MauSo.ToString();
}
public static phanso Chia(phanso a, phanso b)
{
phanso c = new phanso();
c.iTuSo = a.iTuSo * b.iMauSo;
c.iMauSo = a.iMauSo * b.iTuSo;
c.ToiGian();
return(c);
}
public static phanso Cong(phanso a, phanso b)
{
phanso c = new phanso();
c.iTuSo = (a.iTuSo * b.iMauSo) + (b.iTuSo * a.iMauSo);
c.iMauSo = a.iMauSo * b.iMauSo;
c.ToiGian();
return(c);
}