Intro

# https://data-flair.training/blogs/python-bitwise-operators/
print(5 and 7) # returns 7
print(5 & 7)   # returns 5

Bitwise & (AND)

out = 
for j in range(8):    
    for i in range(8):
        out += str(i & j))

    print(out)
    out = 

Returns

00000000
01010101
00220022
01230123
00004444
01014545
00224466
01234567

Another look

for j in range(8):  
    print(f'j={j}:{j:04b}')  
    print([j&i if j & i !=0 else 0 for i in range(8)])
    for i in range(8):
        print(f'i={i}:{i:04b} j&i!=0? {int(j&i!=0)} {j&i} {(j&i):04b}')
    
    print('-------------------------')

Returns

j=0:0000
[0, 0, 0, 0, 0, 0, 0, 0]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 0 0 0000
i=2:0010 j&i!=0? 0 0 0000
i=3:0011 j&i!=0? 0 0 0000
i=4:0100 j&i!=0? 0 0 0000
i=5:0101 j&i!=0? 0 0 0000
i=6:0110 j&i!=0? 0 0 0000
i=7:0111 j&i!=0? 0 0 0000
-------------------------
j=1:0001
[0, 1, 0, 1, 0, 1, 0, 1]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 1 1 0001
i=2:0010 j&i!=0? 0 0 0000
i=3:0011 j&i!=0? 1 1 0001
i=4:0100 j&i!=0? 0 0 0000
i=5:0101 j&i!=0? 1 1 0001
i=6:0110 j&i!=0? 0 0 0000
i=7:0111 j&i!=0? 1 1 0001
-------------------------
j=2:0010
[0, 0, 2, 2, 0, 0, 2, 2]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 0 0 0000
i=2:0010 j&i!=0? 1 2 0010
i=3:0011 j&i!=0? 1 2 0010
i=4:0100 j&i!=0? 0 0 0000
i=5:0101 j&i!=0? 0 0 0000
i=6:0110 j&i!=0? 1 2 0010
i=7:0111 j&i!=0? 1 2 0010
-------------------------
j=3:0011
[0, 1, 2, 3, 0, 1, 2, 3]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 1 1 0001
i=2:0010 j&i!=0? 1 2 0010
i=3:0011 j&i!=0? 1 3 0011
i=4:0100 j&i!=0? 0 0 0000
i=5:0101 j&i!=0? 1 1 0001
i=6:0110 j&i!=0? 1 2 0010
i=7:0111 j&i!=0? 1 3 0011
-------------------------
j=4:0100
[0, 0, 0, 0, 4, 4, 4, 4]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 0 0 0000
i=2:0010 j&i!=0? 0 0 0000
i=3:0011 j&i!=0? 0 0 0000
i=4:0100 j&i!=0? 1 4 0100
i=5:0101 j&i!=0? 1 4 0100
i=6:0110 j&i!=0? 1 4 0100
i=7:0111 j&i!=0? 1 4 0100
-------------------------
j=5:0101
[0, 1, 0, 1, 4, 5, 4, 5]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 1 1 0001
i=2:0010 j&i!=0? 0 0 0000
i=3:0011 j&i!=0? 1 1 0001
i=4:0100 j&i!=0? 1 4 0100
i=5:0101 j&i!=0? 1 5 0101
i=6:0110 j&i!=0? 1 4 0100
i=7:0111 j&i!=0? 1 5 0101
-------------------------
j=6:0110
[0, 0, 2, 2, 4, 4, 6, 6]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 0 0 0000
i=2:0010 j&i!=0? 1 2 0010
i=3:0011 j&i!=0? 1 2 0010
i=4:0100 j&i!=0? 1 4 0100
i=5:0101 j&i!=0? 1 4 0100
i=6:0110 j&i!=0? 1 6 0110
i=7:0111 j&i!=0? 1 6 0110
-------------------------
j=7:0111
[0, 1, 2, 3, 4, 5, 6, 7]
i=0:0000 j&i!=0? 0 0 0000
i=1:0001 j&i!=0? 1 1 0001
i=2:0010 j&i!=0? 1 2 0010
i=3:0011 j&i!=0? 1 3 0011
i=4:0100 j&i!=0? 1 4 0100
i=5:0101 j&i!=0? 1 5 0101
i=6:0110 j&i!=0? 1 6 0110
i=7:0111 j&i!=0? 1 7 0111
-------------------------

Bitwise | (OR)

out = 
for j in range(8):    
    for i in range(8):
        out += str(i | j)

    print(out)
    out = 

Returns

01234567
11335577
23236767
33337777
45674567
55775577
67676767
77777777

Another look

for j in range(8):  
    print(f'j={j}:{j:04b}')  
    print([j|i if j | i !=0 else 0 for i in range(8)])
    for i in range(8):
        print(f'i={i}:{i:04b} j|i!=0? {int(j|i!=0)} {j|i} {(j|i):04b}')
    
    print('-------------------------')

Returns

j=0:0000
[0, 1, 2, 3, 4, 5, 6, 7]
i=0:0000 j|i!=0? 0 0 0000
i=1:0001 j|i!=0? 1 1 0001
i=2:0010 j|i!=0? 1 2 0010
i=3:0011 j|i!=0? 1 3 0011
i=4:0100 j|i!=0? 1 4 0100
i=5:0101 j|i!=0? 1 5 0101
i=6:0110 j|i!=0? 1 6 0110
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=1:0001
[1, 1, 3, 3, 5, 5, 7, 7]
i=0:0000 j|i!=0? 1 1 0001
i=1:0001 j|i!=0? 1 1 0001
i=2:0010 j|i!=0? 1 3 0011
i=3:0011 j|i!=0? 1 3 0011
i=4:0100 j|i!=0? 1 5 0101
i=5:0101 j|i!=0? 1 5 0101
i=6:0110 j|i!=0? 1 7 0111
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=2:0010
[2, 3, 2, 3, 6, 7, 6, 7]
i=0:0000 j|i!=0? 1 2 0010
i=1:0001 j|i!=0? 1 3 0011
i=2:0010 j|i!=0? 1 2 0010
i=3:0011 j|i!=0? 1 3 0011
i=4:0100 j|i!=0? 1 6 0110
i=5:0101 j|i!=0? 1 7 0111
i=6:0110 j|i!=0? 1 6 0110
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=3:0011
[3, 3, 3, 3, 7, 7, 7, 7]
i=0:0000 j|i!=0? 1 3 0011
i=1:0001 j|i!=0? 1 3 0011
i=2:0010 j|i!=0? 1 3 0011
i=3:0011 j|i!=0? 1 3 0011
i=4:0100 j|i!=0? 1 7 0111
i=5:0101 j|i!=0? 1 7 0111
i=6:0110 j|i!=0? 1 7 0111
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=4:0100
[4, 5, 6, 7, 4, 5, 6, 7]
i=0:0000 j|i!=0? 1 4 0100
i=1:0001 j|i!=0? 1 5 0101
i=2:0010 j|i!=0? 1 6 0110
i=3:0011 j|i!=0? 1 7 0111
i=4:0100 j|i!=0? 1 4 0100
i=5:0101 j|i!=0? 1 5 0101
i=6:0110 j|i!=0? 1 6 0110
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=5:0101
[5, 5, 7, 7, 5, 5, 7, 7]
i=0:0000 j|i!=0? 1 5 0101
i=1:0001 j|i!=0? 1 5 0101
i=2:0010 j|i!=0? 1 7 0111
i=3:0011 j|i!=0? 1 7 0111
i=4:0100 j|i!=0? 1 5 0101
i=5:0101 j|i!=0? 1 5 0101
i=6:0110 j|i!=0? 1 7 0111
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=6:0110
[6, 7, 6, 7, 6, 7, 6, 7]
i=0:0000 j|i!=0? 1 6 0110
i=1:0001 j|i!=0? 1 7 0111
i=2:0010 j|i!=0? 1 6 0110
i=3:0011 j|i!=0? 1 7 0111
i=4:0100 j|i!=0? 1 6 0110
i=5:0101 j|i!=0? 1 7 0111
i=6:0110 j|i!=0? 1 6 0110
i=7:0111 j|i!=0? 1 7 0111
-------------------------
j=7:0111
[7, 7, 7, 7, 7, 7, 7, 7]
i=0:0000 j|i!=0? 1 7 0111
i=1:0001 j|i!=0? 1 7 0111
i=2:0010 j|i!=0? 1 7 0111
i=3:0011 j|i!=0? 1 7 0111
i=4:0100 j|i!=0? 1 7 0111
i=5:0101 j|i!=0? 1 7 0111
i=6:0110 j|i!=0? 1 7 0111
i=7:0111 j|i!=0? 1 7 0111
-------------------------

Bitwise ^ (XOR)

out = 
for j in range(8):    
    for i in range(8):
        out += str(i ^ j)

    print(out)
    out = 

Returns

01234567
10325476
23016745
32107654
45670123
54761032
67452301
76543210

Another look

for j in range(8):  
    print(f'j={j}:{j:04b}')  
    print([j^i if j ^ i !=0 else 0 for i in range(8)])
    for i in range(8):
        print(f'i={i}:{i:04b} j^i!=0? {int(j^i!=0)} {j^i} {(j^i):04b}')
    
    print('-------------------------')

Returns

j=0:0000
[0, 1, 2, 3, 4, 5, 6, 7]
i=0:0000 j^i!=0? 0 0 0000
i=1:0001 j^i!=0? 1 1 0001
i=2:0010 j^i!=0? 1 2 0010
i=3:0011 j^i!=0? 1 3 0011
i=4:0100 j^i!=0? 1 4 0100
i=5:0101 j^i!=0? 1 5 0101
i=6:0110 j^i!=0? 1 6 0110
i=7:0111 j^i!=0? 1 7 0111
-------------------------
j=1:0001
[1, 0, 3, 2, 5, 4, 7, 6]
i=0:0000 j^i!=0? 1 1 0001
i=1:0001 j^i!=0? 0 0 0000
i=2:0010 j^i!=0? 1 3 0011
i=3:0011 j^i!=0? 1 2 0010
i=4:0100 j^i!=0? 1 5 0101
i=5:0101 j^i!=0? 1 4 0100
i=6:0110 j^i!=0? 1 7 0111
i=7:0111 j^i!=0? 1 6 0110
-------------------------
j=2:0010
[2, 3, 0, 1, 6, 7, 4, 5]
i=0:0000 j^i!=0? 1 2 0010
i=1:0001 j^i!=0? 1 3 0011
i=2:0010 j^i!=0? 0 0 0000
i=3:0011 j^i!=0? 1 1 0001
i=4:0100 j^i!=0? 1 6 0110
i=5:0101 j^i!=0? 1 7 0111
i=6:0110 j^i!=0? 1 4 0100
i=7:0111 j^i!=0? 1 5 0101
-------------------------
j=3:0011
[3, 2, 1, 0, 7, 6, 5, 4]
i=0:0000 j^i!=0? 1 3 0011
i=1:0001 j^i!=0? 1 2 0010
i=2:0010 j^i!=0? 1 1 0001
i=3:0011 j^i!=0? 0 0 0000
i=4:0100 j^i!=0? 1 7 0111
i=5:0101 j^i!=0? 1 6 0110
i=6:0110 j^i!=0? 1 5 0101
i=7:0111 j^i!=0? 1 4 0100
-------------------------
j=4:0100
[4, 5, 6, 7, 0, 1, 2, 3]
i=0:0000 j^i!=0? 1 4 0100
i=1:0001 j^i!=0? 1 5 0101
i=2:0010 j^i!=0? 1 6 0110
i=3:0011 j^i!=0? 1 7 0111
i=4:0100 j^i!=0? 0 0 0000
i=5:0101 j^i!=0? 1 1 0001
i=6:0110 j^i!=0? 1 2 0010
i=7:0111 j^i!=0? 1 3 0011
-------------------------
j=5:0101
[5, 4, 7, 6, 1, 0, 3, 2]
i=0:0000 j^i!=0? 1 5 0101
i=1:0001 j^i!=0? 1 4 0100
i=2:0010 j^i!=0? 1 7 0111
i=3:0011 j^i!=0? 1 6 0110
i=4:0100 j^i!=0? 1 1 0001
i=5:0101 j^i!=0? 0 0 0000
i=6:0110 j^i!=0? 1 3 0011
i=7:0111 j^i!=0? 1 2 0010
-------------------------
j=6:0110
[6, 7, 4, 5, 2, 3, 0, 1]
i=0:0000 j^i!=0? 1 6 0110
i=1:0001 j^i!=0? 1 7 0111
i=2:0010 j^i!=0? 1 4 0100
i=3:0011 j^i!=0? 1 5 0101
i=4:0100 j^i!=0? 1 2 0010
i=5:0101 j^i!=0? 1 3 0011
i=6:0110 j^i!=0? 0 0 0000
i=7:0111 j^i!=0? 1 1 0001
-------------------------
j=7:0111
[7, 6, 5, 4, 3, 2, 1, 0]
i=0:0000 j^i!=0? 1 7 0111
i=1:0001 j^i!=0? 1 6 0110
i=2:0010 j^i!=0? 1 5 0101
i=3:0011 j^i!=0? 1 4 0100
i=4:0100 j^i!=0? 1 3 0011
i=5:0101 j^i!=0? 1 2 0010
i=6:0110 j^i!=0? 1 1 0001
i=7:0111 j^i!=0? 0 0 0000
-------------------------

Using & to represent binary numbers

po2 = [128,64,32,16,8,4,2,1]
for i in range(256):
    print(f'================= {i:3d} ==================')
    print([f'{k:3d}' if i & k != 0 else f'{0:3d}' for k in po2])
    print([f'{1:3d}' if i & k != 0 else f'{0:3d}' for k in po2])
    # print('{0:08b}'.format(sum([k for k in po2 if i & k != 0])))
    # print('{0:08b}'.format(i))

Returns

=================   0 ==================
[  0,   0,   0,   0,   0,   0,   0,   0]
[  0,   0,   0,   0,   0,   0,   0,   0]
=================   1 ==================
[  0,   0,   0,   0,   0,   0,   0,   1]
[  0,   0,   0,   0,   0,   0,   0,   1]
=================   2 ==================
[  0,   0,   0,   0,   0,   0,   2,   0]
[  0,   0,   0,   0,   0,   0,   1,   0]
=================   3 ==================
[  0,   0,   0,   0,   0,   0,   2,   1]
[  0,   0,   0,   0,   0,   0,   1,   1]
=================   4 ==================
[  0,   0,   0,   0,   0,   4,   0,   0]
[  0,   0,   0,   0,   0,   1,   0,   0]
=================   5 ==================
[  0,   0,   0,   0,   0,   4,   0,   1]
[  0,   0,   0,   0,   0,   1,   0,   1]
=================   6 ==================
[  0,   0,   0,   0,   0,   4,   2,   0]
[  0,   0,   0,   0,   0,   1,   1,   0]
=================   7 ==================
[  0,   0,   0,   0,   0,   4,   2,   1]
[  0,   0,   0,   0,   0,   1,   1,   1]
=================   8 ==================
[  0,   0,   0,   0,   8,   0,   0,   0]
[  0,   0,   0,   0,   1,   0,   0,   0]
=================   9 ==================
[  0,   0,   0,   0,   8,   0,   0,   1]
[  0,   0,   0,   0,   1,   0,   0,   1]
=================  10 ==================
[  0,   0,   0,   0,   8,   0,   2,   0]
[  0,   0,   0,   0,   1,   0,   1,   0]
=================  11 ==================
[  0,   0,   0,   0,   8,   0,   2,   1]
[  0,   0,   0,   0,   1,   0,   1,   1]
=================  12 ==================
[  0,   0,   0,   0,   8,   4,   0,   0]
[  0,   0,   0,   0,   1,   1,   0,   0]
=================  13 ==================
[  0,   0,   0,   0,   8,   4,   0,   1]
[  0,   0,   0,   0,   1,   1,   0,   1]
=================  14 ==================
[  0,   0,   0,   0,   8,   4,   2,   0]
[  0,   0,   0,   0,   1,   1,   1,   0]
=================  15 ==================
[  0,   0,   0,   0,   8,   4,   2,   1]
[  0,   0,   0,   0,   1,   1,   1,   1]
=================  16 ==================
[  0,   0,   0,  16,   0,   0,   0,   0]
[  0,   0,   0,   1,   0,   0,   0,   0]
=================  17 ==================
[  0,   0,   0,  16,   0,   0,   0,   1]
[  0,   0,   0,   1,   0,   0,   0,   1]
=================  18 ==================
[  0,   0,   0,  16,   0,   0,   2,   0]
[  0,   0,   0,   1,   0,   0,   1,   0]
=================  19 ==================
[  0,   0,   0,  16,   0,   0,   2,   1]
[  0,   0,   0,   1,   0,   0,   1,   1]
=================  20 ==================
[  0,   0,   0,  16,   0,   4,   0,   0]
[  0,   0,   0,   1,   0,   1,   0,   0]
=================  21 ==================
[  0,   0,   0,  16,   0,   4,   0,   1]
[  0,   0,   0,   1,   0,   1,   0,   1]
=================  22 ==================
[  0,   0,   0,  16,   0,   4,   2,   0]
[  0,   0,   0,   1,   0,   1,   1,   0]
=================  23 ==================
[  0,   0,   0,  16,   0,   4,   2,   1]
[  0,   0,   0,   1,   0,   1,   1,   1]
=================  24 ==================
[  0,   0,   0,  16,   8,   0,   0,   0]
[  0,   0,   0,   1,   1,   0,   0,   0]
=================  25 ==================
[  0,   0,   0,  16,   8,   0,   0,   1]
[  0,   0,   0,   1,   1,   0,   0,   1]
=================  26 ==================
[  0,   0,   0,  16,   8,   0,   2,   0]
[  0,   0,   0,   1,   1,   0,   1,   0]
=================  27 ==================
[  0,   0,   0,  16,   8,   0,   2,   1]
[  0,   0,   0,   1,   1,   0,   1,   1]
=================  28 ==================
[  0,   0,   0,  16,   8,   4,   0,   0]
[  0,   0,   0,   1,   1,   1,   0,   0]
=================  29 ==================
[  0,   0,   0,  16,   8,   4,   0,   1]
[  0,   0,   0,   1,   1,   1,   0,   1]
=================  30 ==================
[  0,   0,   0,  16,   8,   4,   2,   0]
[  0,   0,   0,   1,   1,   1,   1,   0]
=================  31 ==================
[  0,   0,   0,  16,   8,   4,   2,   1]
[  0,   0,   0,   1,   1,   1,   1,   1]
=================  32 ==================
[  0,   0,  32,   0,   0,   0,   0,   0]
[  0,   0,   1,   0,   0,   0,   0,   0]
=================  33 ==================
[  0,   0,  32,   0,   0,   0,   0,   1]
[  0,   0,   1,   0,   0,   0,   0,   1]
=================  34 ==================
[  0,   0,  32,   0,   0,   0,   2,   0]
[  0,   0,   1,   0,   0,   0,   1,   0]
=================  35 ==================
[  0,   0,  32,   0,   0,   0,   2,   1]
[  0,   0,   1,   0,   0,   0,   1,   1]
=================  36 ==================
[  0,   0,  32,   0,   0,   4,   0,   0]
[  0,   0,   1,   0,   0,   1,   0,   0]
=================  37 ==================
[  0,   0,  32,   0,   0,   4,   0,   1]
[  0,   0,   1,   0,   0,   1,   0,   1]
=================  38 ==================
[  0,   0,  32,   0,   0,   4,   2,   0]
[  0,   0,   1,   0,   0,   1,   1,   0]
=================  39 ==================
[  0,   0,  32,   0,   0,   4,   2,   1]
[  0,   0,   1,   0,   0,   1,   1,   1]
=================  40 ==================
[  0,   0,  32,   0,   8,   0,   0,   0]
[  0,   0,   1,   0,   1,   0,   0,   0]
=================  41 ==================
[  0,   0,  32,   0,   8,   0,   0,   1]
[  0,   0,   1,   0,   1,   0,   0,   1]
=================  42 ==================
[  0,   0,  32,   0,   8,   0,   2,   0]
[  0,   0,   1,   0,   1,   0,   1,   0]
=================  43 ==================
[  0,   0,  32,   0,   8,   0,   2,   1]
[  0,   0,   1,   0,   1,   0,   1,   1]
=================  44 ==================
[  0,   0,  32,   0,   8,   4,   0,   0]
[  0,   0,   1,   0,   1,   1,   0,   0]
=================  45 ==================
[  0,   0,  32,   0,   8,   4,   0,   1]
[  0,   0,   1,   0,   1,   1,   0,   1]
=================  46 ==================
[  0,   0,  32,   0,   8,   4,   2,   0]
[  0,   0,   1,   0,   1,   1,   1,   0]
=================  47 ==================
[  0,   0,  32,   0,   8,   4,   2,   1]
[  0,   0,   1,   0,   1,   1,   1,   1]
=================  48 ==================
[  0,   0,  32,  16,   0,   0,   0,   0]
[  0,   0,   1,   1,   0,   0,   0,   0]
=================  49 ==================
[  0,   0,  32,  16,   0,   0,   0,   1]
[  0,   0,   1,   1,   0,   0,   0,   1]
=================  50 ==================
[  0,   0,  32,  16,   0,   0,   2,   0]
[  0,   0,   1,   1,   0,   0,   1,   0]
=================  51 ==================
[  0,   0,  32,  16,   0,   0,   2,   1]
[  0,   0,   1,   1,   0,   0,   1,   1]
=================  52 ==================
[  0,   0,  32,  16,   0,   4,   0,   0]
[  0,   0,   1,   1,   0,   1,   0,   0]
=================  53 ==================
[  0,   0,  32,  16,   0,   4,   0,   1]
[  0,   0,   1,   1,   0,   1,   0,   1]
=================  54 ==================
[  0,   0,  32,  16,   0,   4,   2,   0]
[  0,   0,   1,   1,   0,   1,   1,   0]
=================  55 ==================
[  0,   0,  32,  16,   0,   4,   2,   1]
[  0,   0,   1,   1,   0,   1,   1,   1]
=================  56 ==================
[  0,   0,  32,  16,   8,   0,   0,   0]
[  0,   0,   1,   1,   1,   0,   0,   0]
=================  57 ==================
[  0,   0,  32,  16,   8,   0,   0,   1]
[  0,   0,   1,   1,   1,   0,   0,   1]
=================  58 ==================
[  0,   0,  32,  16,   8,   0,   2,   0]
[  0,   0,   1,   1,   1,   0,   1,   0]
=================  59 ==================
[  0,   0,  32,  16,   8,   0,   2,   1]
[  0,   0,   1,   1,   1,   0,   1,   1]
=================  60 ==================
[  0,   0,  32,  16,   8,   4,   0,   0]
[  0,   0,   1,   1,   1,   1,   0,   0]
=================  61 ==================
[  0,   0,  32,  16,   8,   4,   0,   1]
[  0,   0,   1,   1,   1,   1,   0,   1]
=================  62 ==================
[  0,   0,  32,  16,   8,   4,   2,   0]
[  0,   0,   1,   1,   1,   1,   1,   0]
=================  63 ==================
[  0,   0,  32,  16,   8,   4,   2,   1]
[  0,   0,   1,   1,   1,   1,   1,   1]
=================  64 ==================
[  0,  64,   0,   0,   0,   0,   0,   0]
[  0,   1,   0,   0,   0,   0,   0,   0]
=================  65 ==================
[  0,  64,   0,   0,   0,   0,   0,   1]
[  0,   1,   0,   0,   0,   0,   0,   1]
=================  66 ==================
[  0,  64,   0,   0,   0,   0,   2,   0]
[  0,   1,   0,   0,   0,   0,   1,   0]
=================  67 ==================
[  0,  64,   0,   0,   0,   0,   2,   1]
[  0,   1,   0,   0,   0,   0,   1,   1]
=================  68 ==================
[  0,  64,   0,   0,   0,   4,   0,   0]
[  0,   1,   0,   0,   0,   1,   0,   0]
=================  69 ==================
[  0,  64,   0,   0,   0,   4,   0,   1]
[  0,   1,   0,   0,   0,   1,   0,   1]
=================  70 ==================
[  0,  64,   0,   0,   0,   4,   2,   0]
[  0,   1,   0,   0,   0,   1,   1,   0]
=================  71 ==================
[  0,  64,   0,   0,   0,   4,   2,   1]
[  0,   1,   0,   0,   0,   1,   1,   1]
=================  72 ==================
[  0,  64,   0,   0,   8,   0,   0,   0]
[  0,   1,   0,   0,   1,   0,   0,   0]
=================  73 ==================
[  0,  64,   0,   0,   8,   0,   0,   1]
[  0,   1,   0,   0,   1,   0,   0,   1]
=================  74 ==================
[  0,  64,   0,   0,   8,   0,   2,   0]
[  0,   1,   0,   0,   1,   0,   1,   0]
=================  75 ==================
[  0,  64,   0,   0,   8,   0,   2,   1]
[  0,   1,   0,   0,   1,   0,   1,   1]
=================  76 ==================
[  0,  64,   0,   0,   8,   4,   0,   0]
[  0,   1,   0,   0,   1,   1,   0,   0]
=================  77 ==================
[  0,  64,   0,   0,   8,   4,   0,   1]
[  0,   1,   0,   0,   1,   1,   0,   1]
=================  78 ==================
[  0,  64,   0,   0,   8,   4,   2,   0]
[  0,   1,   0,   0,   1,   1,   1,   0]
=================  79 ==================
[  0,  64,   0,   0,   8,   4,   2,   1]
[  0,   1,   0,   0,   1,   1,   1,   1]
=================  80 ==================
[  0,  64,   0,  16,   0,   0,   0,   0]
[  0,   1,   0,   1,   0,   0,   0,   0]
=================  81 ==================
[  0,  64,   0,  16,   0,   0,   0,   1]
[  0,   1,   0,   1,   0,   0,   0,   1]
=================  82 ==================
[  0,  64,   0,  16,   0,   0,   2,   0]
[  0,   1,   0,   1,   0,   0,   1,   0]
=================  83 ==================
[  0,  64,   0,  16,   0,   0,   2,   1]
[  0,   1,   0,   1,   0,   0,   1,   1]
=================  84 ==================
[  0,  64,   0,  16,   0,   4,   0,   0]
[  0,   1,   0,   1,   0,   1,   0,   0]
=================  85 ==================
[  0,  64,   0,  16,   0,   4,   0,   1]
[  0,   1,   0,   1,   0,   1,   0,   1]
=================  86 ==================
[  0,  64,   0,  16,   0,   4,   2,   0]
[  0,   1,   0,   1,   0,   1,   1,   0]
=================  87 ==================
[  0,  64,   0,  16,   0,   4,   2,   1]
[  0,   1,   0,   1,   0,   1,   1,   1]
=================  88 ==================
[  0,  64,   0,  16,   8,   0,   0,   0]
[  0,   1,   0,   1,   1,   0,   0,   0]
=================  89 ==================
[  0,  64,   0,  16,   8,   0,   0,   1]
[  0,   1,   0,   1,   1,   0,   0,   1]
=================  90 ==================
[  0,  64,   0,  16,   8,   0,   2,   0]
[  0,   1,   0,   1,   1,   0,   1,   0]
=================  91 ==================
[  0,  64,   0,  16,   8,   0,   2,   1]
[  0,   1,   0,   1,   1,   0,   1,   1]
=================  92 ==================
[  0,  64,   0,  16,   8,   4,   0,   0]
[  0,   1,   0,   1,   1,   1,   0,   0]
=================  93 ==================
[  0,  64,   0,  16,   8,   4,   0,   1]
[  0,   1,   0,   1,   1,   1,   0,   1]
=================  94 ==================
[  0,  64,   0,  16,   8,   4,   2,   0]
[  0,   1,   0,   1,   1,   1,   1,   0]
=================  95 ==================
[  0,  64,   0,  16,   8,   4,   2,   1]
[  0,   1,   0,   1,   1,   1,   1,   1]
=================  96 ==================
[  0,  64,  32,   0,   0,   0,   0,   0]
[  0,   1,   1,   0,   0,   0,   0,   0]
=================  97 ==================
[  0,  64,  32,   0,   0,   0,   0,   1]
[  0,   1,   1,   0,   0,   0,   0,   1]
=================  98 ==================
[  0,  64,  32,   0,   0,   0,   2,   0]
[  0,   1,   1,   0,   0,   0,   1,   0]
=================  99 ==================
[  0,  64,  32,   0,   0,   0,   2,   1]
[  0,   1,   1,   0,   0,   0,   1,   1]
================= 100 ==================
[  0,  64,  32,   0,   0,   4,   0,   0]
[  0,   1,   1,   0,   0,   1,   0,   0]
================= 101 ==================
[  0,  64,  32,   0,   0,   4,   0,   1]
[  0,   1,   1,   0,   0,   1,   0,   1]
================= 102 ==================
[  0,  64,  32,   0,   0,   4,   2,   0]
[  0,   1,   1,   0,   0,   1,   1,   0]
================= 103 ==================
[  0,  64,  32,   0,   0,   4,   2,   1]
[  0,   1,   1,   0,   0,   1,   1,   1]
================= 104 ==================
[  0,  64,  32,   0,   8,   0,   0,   0]
[  0,   1,   1,   0,   1,   0,   0,   0]
================= 105 ==================
[  0,  64,  32,   0,   8,   0,   0,   1]
[  0,   1,   1,   0,   1,   0,   0,   1]
================= 106 ==================
[  0,  64,  32,   0,   8,   0,   2,   0]
[  0,   1,   1,   0,   1,   0,   1,   0]
================= 107 ==================
[  0,  64,  32,   0,   8,   0,   2,   1]
[  0,   1,   1,   0,   1,   0,   1,   1]
================= 108 ==================
[  0,  64,  32,   0,   8,   4,   0,   0]
[  0,   1,   1,   0,   1,   1,   0,   0]
================= 109 ==================
[  0,  64,  32,   0,   8,   4,   0,   1]
[  0,   1,   1,   0,   1,   1,   0,   1]
================= 110 ==================
[  0,  64,  32,   0,   8,   4,   2,   0]
[  0,   1,   1,   0,   1,   1,   1,   0]
================= 111 ==================
[  0,  64,  32,   0,   8,   4,   2,   1]
[  0,   1,   1,   0,   1,   1,   1,   1]
================= 112 ==================
[  0,  64,  32,  16,   0,   0,   0,   0]
[  0,   1,   1,   1,   0,   0,   0,   0]
================= 113 ==================
[  0,  64,  32,  16,   0,   0,   0,   1]
[  0,   1,   1,   1,   0,   0,   0,   1]
================= 114 ==================
[  0,  64,  32,  16,   0,   0,   2,   0]
[  0,   1,   1,   1,   0,   0,   1,   0]
================= 115 ==================
[  0,  64,  32,  16,   0,   0,   2,   1]
[  0,   1,   1,   1,   0,   0,   1,   1]
================= 116 ==================
[  0,  64,  32,  16,   0,   4,   0,   0]
[  0,   1,   1,   1,   0,   1,   0,   0]
================= 117 ==================
[  0,  64,  32,  16,   0,   4,   0,   1]
[  0,   1,   1,   1,   0,   1,   0,   1]
================= 118 ==================
[  0,  64,  32,  16,   0,   4,   2,   0]
[  0,   1,   1,   1,   0,   1,   1,   0]
================= 119 ==================
[  0,  64,  32,  16,   0,   4,   2,   1]
[  0,   1,   1,   1,   0,   1,   1,   1]
================= 120 ==================
[  0,  64,  32,  16,   8,   0,   0,   0]
[  0,   1,   1,   1,   1,   0,   0,   0]
================= 121 ==================
[  0,  64,  32,  16,   8,   0,   0,   1]
[  0,   1,   1,   1,   1,   0,   0,   1]
================= 122 ==================
[  0,  64,  32,  16,   8,   0,   2,   0]
[  0,   1,   1,   1,   1,   0,   1,   0]
================= 123 ==================
[  0,  64,  32,  16,   8,   0,   2,   1]
[  0,   1,   1,   1,   1,   0,   1,   1]
================= 124 ==================
[  0,  64,  32,  16,   8,   4,   0,   0]
[  0,   1,   1,   1,   1,   1,   0,   0]
================= 125 ==================
[  0,  64,  32,  16,   8,   4,   0,   1]
[  0,   1,   1,   1,   1,   1,   0,   1]
================= 126 ==================
[  0,  64,  32,  16,   8,   4,   2,   0]
[  0,   1,   1,   1,   1,   1,   1,   0]
================= 127 ==================
[  0,  64,  32,  16,   8,   4,   2,   1]
[  0,   1,   1,   1,   1,   1,   1,   1]
================= 128 ==================
[128,   0,   0,   0,   0,   0,   0,   0]
[  1,   0,   0,   0,   0,   0,   0,   0]
================= 129 ==================
[128,   0,   0,   0,   0,   0,   0,   1]
[  1,   0,   0,   0,   0,   0,   0,   1]
================= 130 ==================
[128,   0,   0,   0,   0,   0,   2,   0]
[  1,   0,   0,   0,   0,   0,   1,   0]
================= 131 ==================
[128,   0,   0,   0,   0,   0,   2,   1]
[  1,   0,   0,   0,   0,   0,   1,   1]
================= 132 ==================
[128,   0,   0,   0,   0,   4,   0,   0]
[  1,   0,   0,   0,   0,   1,   0,   0]
================= 133 ==================
[128,   0,   0,   0,   0,   4,   0,   1]
[  1,   0,   0,   0,   0,   1,   0,   1]
================= 134 ==================
[128,   0,   0,   0,   0,   4,   2,   0]
[  1,   0,   0,   0,   0,   1,   1,   0]
================= 135 ==================
[128,   0,   0,   0,   0,   4,   2,   1]
[  1,   0,   0,   0,   0,   1,   1,   1]
================= 136 ==================
[128,   0,   0,   0,   8,   0,   0,   0]
[  1,   0,   0,   0,   1,   0,   0,   0]
================= 137 ==================
[128,   0,   0,   0,   8,   0,   0,   1]
[  1,   0,   0,   0,   1,   0,   0,   1]
================= 138 ==================
[128,   0,   0,   0,   8,   0,   2,   0]
[  1,   0,   0,   0,   1,   0,   1,   0]
================= 139 ==================
[128,   0,   0,   0,   8,   0,   2,   1]
[  1,   0,   0,   0,   1,   0,   1,   1]
================= 140 ==================
[128,   0,   0,   0,   8,   4,   0,   0]
[  1,   0,   0,   0,   1,   1,   0,   0]
================= 141 ==================
[128,   0,   0,   0,   8,   4,   0,   1]
[  1,   0,   0,   0,   1,   1,   0,   1]
================= 142 ==================
[128,   0,   0,   0,   8,   4,   2,   0]
[  1,   0,   0,   0,   1,   1,   1,   0]
================= 143 ==================
[128,   0,   0,   0,   8,   4,   2,   1]
[  1,   0,   0,   0,   1,   1,   1,   1]
================= 144 ==================
[128,   0,   0,  16,   0,   0,   0,   0]
[  1,   0,   0,   1,   0,   0,   0,   0]
================= 145 ==================
[128,   0,   0,  16,   0,   0,   0,   1]
[  1,   0,   0,   1,   0,   0,   0,   1]
================= 146 ==================
[128,   0,   0,  16,   0,   0,   2,   0]
[  1,   0,   0,   1,   0,   0,   1,   0]
================= 147 ==================
[128,   0,   0,  16,   0,   0,   2,   1]
[  1,   0,   0,   1,   0,   0,   1,   1]
================= 148 ==================
[128,   0,   0,  16,   0,   4,   0,   0]
[  1,   0,   0,   1,   0,   1,   0,   0]
================= 149 ==================
[128,   0,   0,  16,   0,   4,   0,   1]
[  1,   0,   0,   1,   0,   1,   0,   1]
================= 150 ==================
[128,   0,   0,  16,   0,   4,   2,   0]
[  1,   0,   0,   1,   0,   1,   1,   0]
================= 151 ==================
[128,   0,   0,  16,   0,   4,   2,   1]
[  1,   0,   0,   1,   0,   1,   1,   1]
================= 152 ==================
[128,   0,   0,  16,   8,   0,   0,   0]
[  1,   0,   0,   1,   1,   0,   0,   0]
================= 153 ==================
[128,   0,   0,  16,   8,   0,   0,   1]
[  1,   0,   0,   1,   1,   0,   0,   1]
================= 154 ==================
[128,   0,   0,  16,   8,   0,   2,   0]
[  1,   0,   0,   1,   1,   0,   1,   0]
================= 155 ==================
[128,   0,   0,  16,   8,   0,   2,   1]
[  1,   0,   0,   1,   1,   0,   1,   1]
================= 156 ==================
[128,   0,   0,  16,   8,   4,   0,   0]
[  1,   0,   0,   1,   1,   1,   0,   0]
================= 157 ==================
[128,   0,   0,  16,   8,   4,   0,   1]
[  1,   0,   0,   1,   1,   1,   0,   1]
================= 158 ==================
[128,   0,   0,  16,   8,   4,   2,   0]
[  1,   0,   0,   1,   1,   1,   1,   0]
================= 159 ==================
[128,   0,   0,  16,   8,   4,   2,   1]
[  1,   0,   0,   1,   1,   1,   1,   1]
================= 160 ==================
[128,   0,  32,   0,   0,   0,   0,   0]
[  1,   0,   1,   0,   0,   0,   0,   0]
================= 161 ==================
[128,   0,  32,   0,   0,   0,   0,   1]
[  1,   0,   1,   0,   0,   0,   0,   1]
================= 162 ==================
[128,   0,  32,   0,   0,   0,   2,   0]
[  1,   0,   1,   0,   0,   0,   1,   0]
================= 163 ==================
[128,   0,  32,   0,   0,   0,   2,   1]
[  1,   0,   1,   0,   0,   0,   1,   1]
================= 164 ==================
[128,   0,  32,   0,   0,   4,   0,   0]
[  1,   0,   1,   0,   0,   1,   0,   0]
================= 165 ==================
[128,   0,  32,   0,   0,   4,   0,   1]
[  1,   0,   1,   0,   0,   1,   0,   1]
================= 166 ==================
[128,   0,  32,   0,   0,   4,   2,   0]
[  1,   0,   1,   0,   0,   1,   1,   0]
================= 167 ==================
[128,   0,  32,   0,   0,   4,   2,   1]
[  1,   0,   1,   0,   0,   1,   1,   1]
================= 168 ==================
[128,   0,  32,   0,   8,   0,   0,   0]
[  1,   0,   1,   0,   1,   0,   0,   0]
================= 169 ==================
[128,   0,  32,   0,   8,   0,   0,   1]
[  1,   0,   1,   0,   1,   0,   0,   1]
================= 170 ==================
[128,   0,  32,   0,   8,   0,   2,   0]
[  1,   0,   1,   0,   1,   0,   1,   0]
================= 171 ==================
[128,   0,  32,   0,   8,   0,   2,   1]
[  1,   0,   1,   0,   1,   0,   1,   1]
================= 172 ==================
[128,   0,  32,   0,   8,   4,   0,   0]
[  1,   0,   1,   0,   1,   1,   0,   0]
================= 173 ==================
[128,   0,  32,   0,   8,   4,   0,   1]
[  1,   0,   1,   0,   1,   1,   0,   1]
================= 174 ==================
[128,   0,  32,   0,   8,   4,   2,   0]
[  1,   0,   1,   0,   1,   1,   1,   0]
================= 175 ==================
[128,   0,  32,   0,   8,   4,   2,   1]
[  1,   0,   1,   0,   1,   1,   1,   1]
================= 176 ==================
[128,   0,  32,  16,   0,   0,   0,   0]
[  1,   0,   1,   1,   0,   0,   0,   0]
================= 177 ==================
[128,   0,  32,  16,   0,   0,   0,   1]
[  1,   0,   1,   1,   0,   0,   0,   1]
================= 178 ==================
[128,   0,  32,  16,   0,   0,   2,   0]
[  1,   0,   1,   1,   0,   0,   1,   0]
================= 179 ==================
[128,   0,  32,  16,   0,   0,   2,   1]
[  1,   0,   1,   1,   0,   0,   1,   1]
================= 180 ==================
[128,   0,  32,  16,   0,   4,   0,   0]
[  1,   0,   1,   1,   0,   1,   0,   0]
================= 181 ==================
[128,   0,  32,  16,   0,   4,   0,   1]
[  1,   0,   1,   1,   0,   1,   0,   1]
================= 182 ==================
[128,   0,  32,  16,   0,   4,   2,   0]
[  1,   0,   1,   1,   0,   1,   1,   0]
================= 183 ==================
[128,   0,  32,  16,   0,   4,   2,   1]
[  1,   0,   1,   1,   0,   1,   1,   1]
================= 184 ==================
[128,   0,  32,  16,   8,   0,   0,   0]
[  1,   0,   1,   1,   1,   0,   0,   0]
================= 185 ==================
[128,   0,  32,  16,   8,   0,   0,   1]
[  1,   0,   1,   1,   1,   0,   0,   1]
================= 186 ==================
[128,   0,  32,  16,   8,   0,   2,   0]
[  1,   0,   1,   1,   1,   0,   1,   0]
================= 187 ==================
[128,   0,  32,  16,   8,   0,   2,   1]
[  1,   0,   1,   1,   1,   0,   1,   1]
================= 188 ==================
[128,   0,  32,  16,   8,   4,   0,   0]
[  1,   0,   1,   1,   1,   1,   0,   0]
================= 189 ==================
[128,   0,  32,  16,   8,   4,   0,   1]
[  1,   0,   1,   1,   1,   1,   0,   1]
================= 190 ==================
[128,   0,  32,  16,   8,   4,   2,   0]
[  1,   0,   1,   1,   1,   1,   1,   0]
================= 191 ==================
[128,   0,  32,  16,   8,   4,   2,   1]
[  1,   0,   1,   1,   1,   1,   1,   1]
================= 192 ==================
[128,  64,   0,   0,   0,   0,   0,   0]
[  1,   1,   0,   0,   0,   0,   0,   0]
================= 193 ==================
[128,  64,   0,   0,   0,   0,   0,   1]
[  1,   1,   0,   0,   0,   0,   0,   1]
================= 194 ==================
[128,  64,   0,   0,   0,   0,   2,   0]
[  1,   1,   0,   0,   0,   0,   1,   0]
================= 195 ==================
[128,  64,   0,   0,   0,   0,   2,   1]
[  1,   1,   0,   0,   0,   0,   1,   1]
================= 196 ==================
[128,  64,   0,   0,   0,   4,   0,   0]
[  1,   1,   0,   0,   0,   1,   0,   0]
================= 197 ==================
[128,  64,   0,   0,   0,   4,   0,   1]
[  1,   1,   0,   0,   0,   1,   0,   1]
================= 198 ==================
[128,  64,   0,   0,   0,   4,   2,   0]
[  1,   1,   0,   0,   0,   1,   1,   0]
================= 199 ==================
[128,  64,   0,   0,   0,   4,   2,   1]
[  1,   1,   0,   0,   0,   1,   1,   1]
================= 200 ==================
[128,  64,   0,   0,   8,   0,   0,   0]
[  1,   1,   0,   0,   1,   0,   0,   0]
================= 201 ==================
[128,  64,   0,   0,   8,   0,   0,   1]
[  1,   1,   0,   0,   1,   0,   0,   1]
================= 202 ==================
[128,  64,   0,   0,   8,   0,   2,   0]
[  1,   1,   0,   0,   1,   0,   1,   0]
================= 203 ==================
[128,  64,   0,   0,   8,   0,   2,   1]
[  1,   1,   0,   0,   1,   0,   1,   1]
================= 204 ==================
[128,  64,   0,   0,   8,   4,   0,   0]
[  1,   1,   0,   0,   1,   1,   0,   0]
================= 205 ==================
[128,  64,   0,   0,   8,   4,   0,   1]
[  1,   1,   0,   0,   1,   1,   0,   1]
================= 206 ==================
[128,  64,   0,   0,   8,   4,   2,   0]
[  1,   1,   0,   0,   1,   1,   1,   0]
================= 207 ==================
[128,  64,   0,   0,   8,   4,   2,   1]
[  1,   1,   0,   0,   1,   1,   1,   1]
================= 208 ==================
[128,  64,   0,  16,   0,   0,   0,   0]
[  1,   1,   0,   1,   0,   0,   0,   0]
================= 209 ==================
[128,  64,   0,  16,   0,   0,   0,   1]
[  1,   1,   0,   1,   0,   0,   0,   1]
================= 210 ==================
[128,  64,   0,  16,   0,   0,   2,   0]
[  1,   1,   0,   1,   0,   0,   1,   0]
================= 211 ==================
[128,  64,   0,  16,   0,   0,   2,   1]
[  1,   1,   0,   1,   0,   0,   1,   1]
================= 212 ==================
[128,  64,   0,  16,   0,   4,   0,   0]
[  1,   1,   0,   1,   0,   1,   0,   0]
================= 213 ==================
[128,  64,   0,  16,   0,   4,   0,   1]
[  1,   1,   0,   1,   0,   1,   0,   1]
================= 214 ==================
[128,  64,   0,  16,   0,   4,   2,   0]
[  1,   1,   0,   1,   0,   1,   1,   0]
================= 215 ==================
[128,  64,   0,  16,   0,   4,   2,   1]
[  1,   1,   0,   1,   0,   1,   1,   1]
================= 216 ==================
[128,  64,   0,  16,   8,   0,   0,   0]
[  1,   1,   0,   1,   1,   0,   0,   0]
================= 217 ==================
[128,  64,   0,  16,   8,   0,   0,   1]
[  1,   1,   0,   1,   1,   0,   0,   1]
================= 218 ==================
[128,  64,   0,  16,   8,   0,   2,   0]
[  1,   1,   0,   1,   1,   0,   1,   0]
================= 219 ==================
[128,  64,   0,  16,   8,   0,   2,   1]
[  1,   1,   0,   1,   1,   0,   1,   1]
================= 220 ==================
[128,  64,   0,  16,   8,   4,   0,   0]
[  1,   1,   0,   1,   1,   1,   0,   0]
================= 221 ==================
[128,  64,   0,  16,   8,   4,   0,   1]
[  1,   1,   0,   1,   1,   1,   0,   1]
================= 222 ==================
[128,  64,   0,  16,   8,   4,   2,   0]
[  1,   1,   0,   1,   1,   1,   1,   0]
================= 223 ==================
[128,  64,   0,  16,   8,   4,   2,   1]
[  1,   1,   0,   1,   1,   1,   1,   1]
================= 224 ==================
[128,  64,  32,   0,   0,   0,   0,   0]
[  1,   1,   1,   0,   0,   0,   0,   0]
================= 225 ==================
[128,  64,  32,   0,   0,   0,   0,   1]
[  1,   1,   1,   0,   0,   0,   0,   1]
================= 226 ==================
[128,  64,  32,   0,   0,   0,   2,   0]
[  1,   1,   1,   0,   0,   0,   1,   0]
================= 227 ==================
[128,  64,  32,   0,   0,   0,   2,   1]
[  1,   1,   1,   0,   0,   0,   1,   1]
================= 228 ==================
[128,  64,  32,   0,   0,   4,   0,   0]
[  1,   1,   1,   0,   0,   1,   0,   0]
================= 229 ==================
[128,  64,  32,   0,   0,   4,   0,   1]
[  1,   1,   1,   0,   0,   1,   0,   1]
================= 230 ==================
[128,  64,  32,   0,   0,   4,   2,   0]
[  1,   1,   1,   0,   0,   1,   1,   0]
================= 231 ==================
[128,  64,  32,   0,   0,   4,   2,   1]
[  1,   1,   1,   0,   0,   1,   1,   1]
================= 232 ==================
[128,  64,  32,   0,   8,   0,   0,   0]
[  1,   1,   1,   0,   1,   0,   0,   0]
================= 233 ==================
[128,  64,  32,   0,   8,   0,   0,   1]
[  1,   1,   1,   0,   1,   0,   0,   1]
================= 234 ==================
[128,  64,  32,   0,   8,   0,   2,   0]
[  1,   1,   1,   0,   1,   0,   1,   0]
================= 235 ==================
[128,  64,  32,   0,   8,   0,   2,   1]
[  1,   1,   1,   0,   1,   0,   1,   1]
================= 236 ==================
[128,  64,  32,   0,   8,   4,   0,   0]
[  1,   1,   1,   0,   1,   1,   0,   0]
================= 237 ==================
[128,  64,  32,   0,   8,   4,   0,   1]
[  1,   1,   1,   0,   1,   1,   0,   1]
================= 238 ==================
[128,  64,  32,   0,   8,   4,   2,   0]
[  1,   1,   1,   0,   1,   1,   1,   0]
================= 239 ==================
[128,  64,  32,   0,   8,   4,   2,   1]
[  1,   1,   1,   0,   1,   1,   1,   1]
================= 240 ==================
[128,  64,  32,  16,   0,   0,   0,   0]
[  1,   1,   1,   1,   0,   0,   0,   0]
================= 241 ==================
[128,  64,  32,  16,   0,   0,   0,   1]
[  1,   1,   1,   1,   0,   0,   0,   1]
================= 242 ==================
[128,  64,  32,  16,   0,   0,   2,   0]
[  1,   1,   1,   1,   0,   0,   1,   0]
================= 243 ==================
[128,  64,  32,  16,   0,   0,   2,   1]
[  1,   1,   1,   1,   0,   0,   1,   1]
================= 244 ==================
[128,  64,  32,  16,   0,   4,   0,   0]
[  1,   1,   1,   1,   0,   1,   0,   0]
================= 245 ==================
[128,  64,  32,  16,   0,   4,   0,   1]
[  1,   1,   1,   1,   0,   1,   0,   1]
================= 246 ==================
[128,  64,  32,  16,   0,   4,   2,   0]
[  1,   1,   1,   1,   0,   1,   1,   0]
================= 247 ==================
[128,  64,  32,  16,   0,   4,   2,   1]
[  1,   1,   1,   1,   0,   1,   1,   1]
================= 248 ==================
[128,  64,  32,  16,   8,   0,   0,   0]
[  1,   1,   1,   1,   1,   0,   0,   0]
================= 249 ==================
[128,  64,  32,  16,   8,   0,   0,   1]
[  1,   1,   1,   1,   1,   0,   0,   1]
================= 250 ==================
[128,  64,  32,  16,   8,   0,   2,   0]
[  1,   1,   1,   1,   1,   0,   1,   0]
================= 251 ==================
[128,  64,  32,  16,   8,   0,   2,   1]
[  1,   1,   1,   1,   1,   0,   1,   1]
================= 252 ==================
[128,  64,  32,  16,   8,   4,   0,   0]
[  1,   1,   1,   1,   1,   1,   0,   0]
================= 253 ==================
[128,  64,  32,  16,   8,   4,   0,   1]
[  1,   1,   1,   1,   1,   1,   0,   1]
================= 254 ==================
[128,  64,  32,  16,   8,   4,   2,   0]
[  1,   1,   1,   1,   1,   1,   1,   0]
================= 255 ==================
[128,  64,  32,  16,   8,   4,   2,   1]
[  1,   1,   1,   1,   1,   1,   1,   1]
# https://exercism.io/tracks/python/exercises/grains/solutions/5d0bba79fb2343c18a4e5f6098f75c2a 

def square(number):
    if 0 < number < 65:
        # 2**(number-1)
        return 1 << (number-1)
        
    raise ValueError("ValueError exception thrown")

def total():
    # (2**64) - 1
    return (1 << 64) - 1