| The lower, left corner of this image is at (-120, 0). The first square is 10x10, the second is 20x20, the third is 40x40, and the middle square is 80x80. The image is symetrical and so the right hand boxes are the same sizes as the left hand boxes. |
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 Challenge #1 |
 Challenge #2 |
 Challenge #3 |
 Challenge #4 |