The program allows you to solve Futoshiki size 4x4, 5x5, 6x6, 7x7, 8x8 and 9x9. To solve the puzzle, select the correct puzzle size and fill the field. To put a number in a cell, click on it and select the desired number. If you set incorrect value, click on the cell again and select the correct value. If you want to erase a number, click on it and select an empty square. To set a sign (between numbers), click the cell with a larger value and then select the desired sign. To remove an erroneously placed sign. Click on the corresponding cell and click on the wrong sign. When all the characters and numbers are arranged correctly, click the 'Solve' button to get a solution. To start again, click the 'Clear' button.
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