Daily Archives: June 14, 2019

DAY/DYDD 165:

The Main Challenge Which THREE different prime numbers have a sum of 40? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid of 49 different numbers, ranging from 2 up to 84. The 4th & 6th rows contain the following fourteen numbers: 3  … Continue reading

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