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| （未顯示同一使用者於中間所作的 2 次修訂） |
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| =='''Format'''==
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| ''indx<sub>O</sub>(1) indx<sub>L</sub>(1) indx<sub>R</sub>(1) indx<sub>B</sub>(1) indx<sub>F</sub>(1) indx<sub>D</sub>(1) indx<sub>U</sub>(1)
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| ''indx<sub>O</sub>(2) indx<sub>L</sub>(2) indx<sub>R</sub>(2) indx<sub>B</sub>(2) indx<sub>F</sub>(2) indx<sub>D</sub>(2) indx<sub>U</sub>(2)
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| . . . . . . .
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| ''indx<sub>O</sub>(i) indx<sub>L</sub>(i) indx<sub>R</sub>(i) indx<sub>B</sub>(i) indx<sub>F</sub>(i) indx<sub>D</sub>(i) indx<sub>U</sub>(i)
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| . . . . . . .
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| ''indx<sub>O</sub>(N) indx<sub>L</sub>(N) indx<sub>R</sub>(N) indx<sub>B</sub>(N) indx<sub>F</sub>(N) indx<sub>D</sub>(N) indx<sub>U</sub>(N)'' <font color=green>// all are integers.</font>
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| This outputs the indices of each nodes and the its neighbor indices.
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| indx<sub>O</sub>(i): the index of i<sub>th</sub> node.
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| indx<sub>L</sub>(N): left
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| indx<sub>R</sub>(N): right
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| indx<sub>B</sub>(N): back
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| indx<sub>F</sub>(N): in front of
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| indx<sub>D</sub>(N): down
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| indx<sub>U</sub>(N): up
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