1 iterating on an object of class [I

     2 forEach 0

     3 forEach 1

     4 forEach 2

     5 forEach 3

     6 reduce 0 1

     7 reduce 1 2

     8 reduce 3 3

     9 left sum 6

    10 reduceRight 3 2

    11 reduceRight 5 1

    12 reduceRight 6 0

    13 right sum 6

    14 squared 0,1,4,9

    15 iterating on an object of class java.util.ArrayList

    16 forEach 1

    17 forEach 3

    18 forEach 5

    19 forEach 7

    20 reduce 1 3

    21 reduce 4 5

    22 reduce 9 7

    23 left sum 16

    24 reduceRight 7 5

    25 reduceRight 12 3

    26 reduceRight 15 1

    27 right sum 16

    28 squared 1,9,25,49

    29 iterating on [object Array]

    30 forEach 2

    31 forEach 4

    32 forEach 6

    33 forEach 8

    34 reduce 2 4

    35 reduce 6 6

    36 reduce 12 8

    37 left sum 20

    38 reduceRight 8 6

    39 reduceRight 14 4

    40 reduceRight 18 2

    41 right sum 20

    42 squared 4,16,36,64