1 of 3
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| 2 |   | 1 |   | 1 |   | 3 |   |   |   | 
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| < | > |   | 0 |   | < | x | > | 2 | 1 | 
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| 2 |   |   |   | 1 |   |   |   |   | o | 
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|   |   | 1 |   |   | 0 |   | ^ | 3 |   | 
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| o |   |   | ^ |   |   |   | v |   | 0 | 
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|   |   | 3 | x | 3 |   |   |   |   |   | 
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| o |   |   | v | 2 |   |   | 1 | o |   | 
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|   |   |   | 4 |   |   | 1 |   |   | 2 | 
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| 0 |   | < | x | x | > |   | 0 |   | ^ | 
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|   |   |   | 3 |   | 2 |   |   | 2 | v | 
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