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<?php function perfect($n) { if ($n < 1) { echo "Number has to be Positive."; return false; } for($i = 1; $i <= $n; $i++) { if ($n % $i == 0) { $factors[] = $i; } else { echo "$factors[1] $factors[2] $factors[3]"; } } return ($n == array_sum($factors) / 2) ? true : false; } perfect(42); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Warning: Undefined array key 3 in /in/LanSr on line 12 2 3 Warning: Undefined array key 3 in /in/LanSr on line 12 2 3 2 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 6
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.36, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.6 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.33
Notice: Undefined offset: 3 in /in/LanSr on line 12 2 3 Notice: Undefined offset: 3 in /in/LanSr on line 12 2 3 2 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 6
Output for 7.3.32 - 7.3.33
2 3 2 3 2 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 6
Output for 5.2.3 - 5.2.17
Notice: Undefined offset: 3 in /in/LanSr on line 12 2 3 Notice: Undefined offset: 3 in /in/LanSr on line 12 2 3 2 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 6
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
Notice: Undefined index: 3 in /in/LanSr on line 12 2 3 Notice: Undefined index: 3 in /in/LanSr on line 12 2 3 2 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 62 3 6
preferences:
243.14 ms | 403 KiB | 346 Q