This problem can be solved by pre-school children in five... from Florin Paul

This problem can be solved by pre-school children in five to ten minutes, by programmers in an hour and by people with higher education ... well, check it yourself! 8809=6 5555=0 7111=0 8193=3 2172=0 8096=5 6666=4 1012=1 1111=0 7777=0 3213 ...

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