private void button4_Click(object sender, EventArgs e)
{
string[] tableau = new string[5];
DataGridView1.Rows(i).Cells(j).Value = Tableau(i, j)
}
private void button4_Click(object sender, EventArgs e)
{
string[] tableau = new string[5];
DataGridView1.Rows(i).Cells(j).Value = Tableau(i, j)
}