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20 lines
403 B
PHP
20 lines
403 B
PHP
<?php
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function single_number($arr)
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{
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$result = $arr[0];
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for($i=1;$i<sizeof($arr);$i++)
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{
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$result = $result ^ $arr[$i];
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}
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return $result;
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}
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$arr1 = array(5, 3, 4, 3, 4);
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$arr2 = array(3, 2, 5, 2, 1, 5, 3);
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print_r($arr1);
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print_r('Single Number: '.single_number($arr1)."\n");
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print_r($arr2);
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print_r('Single Number: '.single_number($arr2)."\n");
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?>
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