Data Heatmap

Rebuild the distribution from its row and column totals — a nonogram.

• 1The numbers beside each row and column list the lengths of the filled runs, in order.
• 2Click to Fill cells; switch to Mark mode (or right-click) to cross out empties.
• 3A clue dims once its line is satisfied.
• 4Fill every cell that matches all the clues to reveal the hidden pattern.
• 5Boss key: tap Esc three times (or Ctrl+Shift+B) to instantly hide the game as a spreadsheet — the same keys bring it back.