Game guide · DELIMETCH
Rules, controls and help for Kakurasu
The example and rules describe the same game you can play above. Mark cells so every weighted row total and column total matches its clue. Start a new round when you are ready to try again. A 5×5 grid shows target sums at the right and bottom.
Generated 5×5 puzzles with an exact row-mask search for uniqueness before publication to the board. No calibrated difficulty labels.
Try a more deliberate round
Take a moment to check the current turn. Tap cells to mark or clear them. Current totals are displayed alongside the target totals. Keep the goal in mind before your next move.
Your goal
Take a moment to check the current turn. Mark cells so every weighted row total and column total matches its clue. The game area remains available above the explanation.
Work through the instructions
- A 5×5 grid shows target sums at the right and bottom.
- A marked cell contributes its column number to its row sum, and its row number to its column sum.
- Tap cells to mark or clear them. Current totals are displayed alongside the target totals.
- Match all rows and columns to complete the puzzle. Each generated puzzle is checked to have one solution.
Using the playing area
Read the position before choosing your next action. Tap a square to mark or clear it. Undo restores the last state. New puzzle generates another checked board. The game area remains available above the explanation.
Try this example
The board gives you the information needed for the next action. Marking columns 2 and 5 in the same row gives that row a total of 7. A mark in row 3 contributes 3 to its column. Keep the goal in mind before your next move.
Notice this detail
Read the position before choosing your next action. The value is the position in the row or column, not a uniform count of marked squares. Try the rule on the board, then read the next instruction.
More answers before you play
When I start, what is the aim of Kakurasu?
Mark cells so every weighted row total and column total matches its clue. Scores here do not represent cash or prizes.
How do the controls work?
Tap a square to mark or clear it. Undo restores the last state. New puzzle generates another checked board. Use the labelled controls for your next action.
During a round, can you show an example?
Marking columns 2 and 5 in the same row gives that row a total of 7. A mark in row 3 contributes 3 to its column. You can start a new round from the game controls.
For this game, which mistake should I avoid?
The value is the position in the row or column, not a uniform count of marked squares. A new round resets the current game.
For this game, what rules and limits are used here?
Generated 5×5 puzzles with an exact row-mask search for uniqueness before publication to the board. No calibrated difficulty labels. Scores here do not represent cash or prizes.
During a round, how many people can play here?
Solo. This is local browser play, not internet matchmaking. Keep the current game state in view while applying this rule.
On this page, what does a marked square contribute?
Its column number to the row total, and its row number to the column total. The controls work with mouse or touch.
On this page, why can row and column contributions differ?
A square in row 2, column 5 contributes 5 to its row and 2 to its column. The controls work with mouse or touch.
On this page, does each generated puzzle have one solution?
The generator searches the row-mask combinations and only accepts a puzzle with exactly one solution. The worked example offers another way to follow the rule.
When I start, can I clear a square?
Yes. Tap a marked square again, or use Undo. The controls work with mouse or touch.