Block Town

Dream Town is a very beautiful village. Although there are only a few hundred people living here, there is no pollution, but the river in the village is blocked, and the villagers must find a way to dredge the river, otherwise the sedimentation will easily cause danger. accident. Move all the wooden blocks to fill a shape. Click to rotate a block and drag to move a block. As a professional sewer engineer, you need to help the villagers solve this problem. Your task is to complete the puzzle according to the given pattern. Ready?