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| @@ 749-759 (lines=11) @@ | ||
| 746 | } |
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| 747 | ||
| 748 | $progress = $x + $y; |
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| 749 | if ( $progress > $max_progress[0][2] ) { |
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| 750 | $num_progress = 0; |
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| 751 | $max_progress[0][0] = $x; |
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| 752 | $max_progress[0][1] = $y; |
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| 753 | $max_progress[0][2] = $progress; |
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| 754 | } elseif ( $progress == $max_progress[0][2] ) { |
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| 755 | ++$num_progress; |
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| 756 | $max_progress[$num_progress][0] = $x; |
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| 757 | $max_progress[$num_progress][1] = $y; |
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| 758 | $max_progress[$num_progress][2] = $progress; |
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| 759 | } |
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| 760 | } |
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| 761 | ||
| 762 | $max_progress_forward = true; // initially the maximum |
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| @@ 775-786 (lines=12) @@ | ||
| 772 | } |
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| 773 | ||
| 774 | $progress = $N - $x + $M - $y; |
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| 775 | if ( $progress > $max_progress[0][2] ) { |
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| 776 | $num_progress = 0; |
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| 777 | $max_progress_forward = false; |
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| 778 | $max_progress[0][0] = $x; |
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| 779 | $max_progress[0][1] = $y; |
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| 780 | $max_progress[0][2] = $progress; |
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| 781 | } elseif ( $progress == $max_progress[0][2] && !$max_progress_forward ) { |
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| 782 | ++$num_progress; |
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| 783 | $max_progress[$num_progress][0] = $x; |
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| 784 | $max_progress[$num_progress][1] = $y; |
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| 785 | $max_progress[$num_progress][2] = $progress; |
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| 786 | } |
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| 787 | } |
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| 788 | ||
| 789 | // return the middle diagonal with maximal progress. |
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