Yajilin/en

Instructions

    

Blacken some cells in the grid so that blackened cells do not touch each other from the sides. All remaining cells should be traversed by a continuous loop, moving horizontally and vertically. Clues inside the grid indicate the number of blackened cells in the corresponding directions. There may exist some blackened cells that are not pointed by any arrow.

History

Yajilin is a Nikoli puzzle type.