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Output for 7.1.25 - 7.1.28, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.32, 8.2.0 - 8.2.28, 8.3.0 - 8.3.19, 8.4.1 - 8.4.5
Array ( ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 5 [1] => 7 ) ) Array ( ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 5 [1] => 2 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 5 [1] => 7 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 4 [1] => 2 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 4 [1] => 5 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 4 [1] => 5 ) [2] => Array ( [0] => 7 [1] => 2 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 4 [1] => 5 ) [2] => Array ( [0] => 6 [1] => 2 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 4 [1] => 5 ) [2] => Array ( [0] => 6 [1] => 7 ) ) Array ( [0] => Array ( [0] => 1 [1] => 3 ) [1] => Array ( [0] => 4 [1] => 5 ) [2] => Array ( [0] => 6 [1] => 7 ) [3] => Array ( [0] => 8 [1] => 2 ) )

preferences:
171.68 ms | 422 KiB | 5 Q