array(7) { [0]=> int(4720) [1]=> int(6550) [2]=> int(6517) [3]=> int(2308) [4]=> int(741) [5]=> int(7124) [6]=> int(6321) } 7 10
array(3) { [0]=> int(3420) [1]=> int(2657) [2]=> int(6752) }