假设DATAGRIDVIEW数据控件中有三列,分别是bh,mc,lb,如何在DATAGRIDVIEW中新增一行的时候,当输入bh时,lb自动填"01"

已解决.
private void dataGridView1_DefaultValuesNeeded(object sender,
    System.Windows.Forms.DataGridViewRowEventArgs e)
{
    e.Row.Cells["lb"].Value = "01";
}