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Streak
00:00
Sudoku
Click start to reveal the grid and begin the timer.
Sudoku Rules
- 🔢 One symbol per row, column, and block. Each must contain exactly one of each symbol.
- 🎮 Controls.Select a symbol, then click a cell to place it. Toggle Notes mode to pencil candidates.
- ⚠️ Conflict check. The check tool highlights conflicts. Wrong entries and notes are also detected.