prak3grid

Pen blackPen = new Pen(Color.Black, 1);
			Rectangle rect = new Rectangle(0, 0, panel1.Width -1, panel1.Height -1);
			e.Graphics.DrawRectangle(blackPen, rect);

			// int PointY = panel1.Height / 6;

			for (int i = 1; i < 7; i++)
			{
				int GridWith = panel1.Width / 6;
				GridWith = GridWith * i;
				e.Graphics.DrawLine(blackPen, GridWith, 0, GridWith, panel1.Height);


			}
			for (int i = 0; i < 7; i++)
			{
				int GridHeight = panel1.Height / 6;
				GridHeight = GridHeight * i;
				e.Graphics.DrawLine(blackPen, 0, GridHeight, panel1.Width, GridHeight);
			}