bin:10101
checking: 10101
count: 3
iteration: 0 2 4
reverse iteration: 4 2 0

bin: 0010101  x
...  x
checking: 10101
count: 3
iteration: 0 2 4
reverse iteration: 4 2 0

bin: 101010101010101010101010101010101
checking: 11010101010101010101010101010101
count: 17
iteration: 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 31
reverse iteration: 31 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 0
error: ERANGE

bin:012
...2
checking: 1
count: 1
iteration: 0
reverse iteration: 0

bin:12
...2
checking: 1
count: 1
iteration: 0
reverse iteration: 0

bin:2
...2
checking: 0
count: 0
iteration:
reverse iteration:
error: EINVAL

bin: 2
... 2
checking: 0
count: 0
iteration:
reverse iteration:
error: EINVAL

bin:
checking: 0
count: 0
iteration:
reverse iteration:
error: EINVAL

range: 1-2
checking: 110
count: 2
iteration: 1 2
reverse iteration: 2 1

range:1,2
checking: 110
count: 2
iteration: 1 2
reverse iteration: 2 1

range:,1,,2,
checking: 110
count: 2
iteration: 1 2
reverse iteration: 2 1

range: ; 1 ; 2 ;,x
...x
checking: 110
count: 2
iteration: 1 2
reverse iteration: 2 1

range: 1 2
...2
checking: 10
count: 1
iteration: 1
reverse iteration: 1

range: 1-2-3
...-3
checking: 110
count: 2
iteration: 1 2
reverse iteration: 2 1

range:0,3,5-7
checking: 11101001
count: 5
iteration: 0 3 5 6 7
reverse iteration: 7 6 5 3 0

range:0-3,5,7-
checking: 11111111111111111111111110101111
count: 30
iteration: 0 1 2 3 5 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
reverse iteration: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 5 3 2 1 0

range:8-,4
checking: 11111111111111111111111100010000
count: 25
iteration: 4 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
reverse iteration: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 4

range:8-4
checking: 0
count: 0
iteration:
reverse iteration:
error: ERANGE

range: 0-31
checking: 11111111111111111111111111111111
count: 32
iteration: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
reverse iteration: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

range: 0 - 999999999999  x
...x
checking: 11111111111111111111111111111111
count: 32
iteration: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
reverse iteration: 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
error: ERANGE

range:
checking: 0
count: 0
iteration:
reverse iteration: