**Hardest Counting Squares Puzzle Solution - 12 February**
A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

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**Solution**11550

Total number of rectangles and squares will be equal to: (Summation of row numbers) * (Summation of column numbers)

= (1 + 2 + 3 +......+ 19 + 20) * (1 + 2 + 3 +......+ 9 + 10)

= 210 * 55

= 11550
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