Can I put it on the left or right edges of the screen?

The 2 cells in the middle of the left edge must be either 1+5 or 2+4.

But now it's at the left edge of the area.

It is close to the left edge of the player.

It comes to rest on the left edge of the green.

A hall led away, past a closet door, into a living room; he could see the left edge of a television screen.

He moved the stage, bringing the left edge into view.

She nodded and headed to the left edge of the trail.

He drew, and the arrow went home in the red on its left edge.

Look at the left edge and you will see a faint blue spike going from the light to the right.