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<?php $parts = [150, 270, 360]; $output = []; foreach ($parts as $a) { $output[] = array_count_values([$a]); } foreach ($parts as $a) { foreach ($parts as $b) { $output[] = array_count_values([$a, $b]); } } foreach ($parts as $a) { foreach ($parts as $b) { foreach ($parts as $c) { $output[] = array_count_values([$a, $b, $c]); } } } var_dump($output);

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46.27 ms | 402 KiB | 5 Q