array(4) { [0]=> int(2550) [1]=> int(2559) [2]=> int(5183) [3]=> int(2568) } 4 10
array(6) { [0]=> int(4122) [1]=> int(4316) [2]=> int(1323) [3]=> int(4882) [4]=> int(6147) [5]=> int(4737) }