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Showing content with the highest reputation on 08/20/2020 in all areas
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Find a better way to store the ids than a comma-separated list.1 point
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try $temp = []; foreach ($cars as $car) { $qty = intval($car); $key = trim(strstr($car, ','), ','); if (!isset($temp[$key])) $temp[$key] = 0; $temp[$key] += $qty; } foreach ($temp as $k => $t) { $newcars[] = "$t,$k"; }1 point
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