Rules
Fill all questionmarks and some empty cells with numbers, such that all numbers are orthogonally connected into one shape. Same numbers do not share cell sides. A number sums the empty cells in its row and column directly visible from its position without going over another number.
Fill all questionmarks and some empty cells with numbers, such that all numbers are orthogonally connected into one shape. Same numbers do not share cell sides. A number sums the empty cells in its row and column directly visible from its position without going over another number.
