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Output for 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.20, 8.4.1 - 8.4.6
array ( 0 => array ( 1 => 4, ), 1 => array ( 2 => 1, ), 2 => array ( 3 => 1, ), )
preferences:
64.74 ms | 411 KiB | 5 Q