Conditions | 8 |
Paths | 9 |
Total Lines | 20 |
Code Lines | 11 |
Lines | 0 |
Ratio | 0 % |
Changes | 1 | ||
Bugs | 0 | Features | 0 |
1 | <?php |
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9 | public static function oddCells(int $m, int $n, array $indices): int |
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10 | { |
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11 | if ($m <= 0 || $n <= 0 || empty($indices)) { |
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12 | return 0; |
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13 | } |
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14 | |||
15 | [$cnt, $row, $col] = [0, array_fill(0, $m, 0), array_fill(0, $n, 0)]; |
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16 | foreach ($indices as $item) { |
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17 | $row[$item[0]]++; |
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18 | $col[$item[1]]++; |
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19 | } |
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20 | for ($i = 0; $i < $m; $i++) { |
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21 | for ($j = 0; $j < $n; $j++) { |
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22 | if (($row[$i] + $col[$j]) % 2 !== 0) { |
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23 | $cnt++; |
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24 | } |
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25 | } |
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26 | } |
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27 | |||
28 | return $cnt; |
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29 | } |
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50 |