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Standard TomTom Rules. Additionally, no clue numbers are given for the cages, but clue numbers are given for adjacent pairs of cages. For each clue number, it must be possible to apply one operation to the digits in the first cage, a different operation to the digits in the second cage, and a third operation (different from the first two) to the two cage results to obtain the given clue number.

For automatic solution checking, the numbers must be entered in green, blue, or red.
CTRL + z CTRL + y Erase elements that belongs to the selected mode Erase problem or solution grid

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