40-49

Array ( [0] => -1 [1] => -8 [2] => 10 )
Array ( [0] => -1 [1] => 1 [2] => -8 [3] => 64 [4] => 10 )

Array ( [0] => 2 [1] => -1 [2] => 0 [3] => -1 [4] => -2 [5] => 2 )
Не образуют последовательность

Array ( [0] => -9 [1] => 1 [2] => -1 [3] => -8 [4] => -9 [5] => -10 )
Положительный массив
Array ( [0] => 1 )
Отрицательный массив
Array ( [0] => -9 [1] => -1 [2] => -8 [3] => -9 [4] => -10 )

Array ( [0] => 0 [1] => -3 [2] => 8 [3] => 5 [4] => -4 [5] => -8 )
Array ( [0] => 0 [1] => -3 [2] => 8 [3] => 5 [4] => -4 [5] => -8 )

Array ( [0] => 1 [1] => 0 [2] => 8 [3] => -5 [4] => -8 [5] => -8 )
Сумма отрицательных элементов =21
Сумма положительных элементов =9
Нужно добавить:21-9= 12
Array ( [0] => 1 [1] => 0 [2] => 8 [3] => -5 [4] => -8 [5] => -8 [6] => 12 )

Array ( [0] => 3 [1] => -9 [2] => -4 [3] => 6 [4] => -3 [5] => -3 )
Array ( [0] => 2.4 [1] => -7.2 [2] => -3.2 [3] => 4.8 [4] => -2.4 [5] => -2.4 )

Array ( [0] => 4 [1] => -4 [2] => -5 [3] => 4 [4] => 4 [5] => 5 )
Не идут