All Evens Fillomino

Divide the grid into connected blocks whose size matches the number in every cell. Every block has an even number of cells.
Controls
Fill every cell with a number. Connected cells with the same number form a block, and the number equals the block’s cell count. Blocks of the same size cannot share an edge. Every block must have an even size.
Logic · Numbers · Deduction · Grid
Brain training · PuzGo