Note: This is one possible solution - there may exist others as well. |
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Step 1: Swap the gray and red bricks like the image shows.
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Step 2: Swap the red and gray bricks like the image shows.
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Step 3: Swap the gray and red bricks like the image shows.
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Step 4: Swap the red and gray bricks like the image shows.
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Step 5: Move the gray brick up-left like the image shows.
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Step 6: Move the gray brick down-right like the image shows.
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Step 7: Move the red brick up-right like the image shows.
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Step 8: Move the red brick down-left like the image shows.
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