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<?php $a = array(3,5,1,4,2,8,6,7,9,10); Echo findsum(6, $a); Function findsum($sum, $a){ Asort($a); $a = Array_values($a); Foreach($a as $key => $val){ If($val>=$sum) break; $find = $sum - $val; $subarr = array_slice($a, $key+1); If (in_array($find, $subarr)) echo $val . "+" . $find . "\n"; } }
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.13
1+5 2+4
preferences:
164.46 ms | 408 KiB | 5 Q