Solution to: Placing Bricks

Here is an overview of the number of squares of each size, as they are present in the figure:

        9x9:  22 - 2 = 2
        8x8:  32 - 2 = 7
        7x7:  42 - 2 = 14
        6x6:  52 - 2 = 23
        5x5:  62 - 2 = 34
        4x4:  72 - 2 = 47
        3x3:  82 - 2 = 62
        2x2:  92 - 2 = 79
        1x1: 102 - 2 = 98
        ----------------- +
        Total: 366 squares.

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