Daily Archives: May 21, 2020

DAY/DYDD/GIORNO/NAP 142:

The Main Challenge From the numbers 1-20, eliminate all: square numbers prime numbers triangular numbers multiples of 6 Add together the numbers that remain; what is your total? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid containing 49 … Continue reading

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