Solve online here. For automatic solution checking, all number must be correctly placed, and cells must be correctly shaded. Rules : Classic Doppelblock rules.
Solve online here. For automatic solution checking, all number must be correctly placed, and cells must be correctly shaded. Rules : Classic Doppelblock rules. The goal here was to construct a grid with only small numbers as clue.
Solve online here. For automatic solution checking, all number must be correctly placed, and cells must be correctly shaded. Rules : Classic Doppelblock rules.
Rules Doppelblock rules : shade exactly two cells in each row and each column. In the remaining cells, place an integer between 1 and X-2, where X is the number of cells in each row, such that each number appears exactly once in each row and each column. Number outside the grid indicate the sum […]