The integer A consists only of 666 threes, and the integer B has only 666 sixes.

What digits appear in the product A x B ?

JUST PENCIL AND PAPER !!!

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2,1,7,8

THE PRODUCT IS:

222222......1777777......8

TWOS AND SEVENS APPEAR IN A ROW 665 TIMES

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Posted by Ady TZIDON on 2005-05-25 18:10:44