by steps
000000 000000
000000
7fff00 7fff00
7fff00
00007f 00007f
00007f
0000ff 0000ff
0000ff
007f00 007f00
007f00
007f7f 007f7f
007f7f
70fe02 70fe02
70fe02
007fff 007fff
007fff
00ff00 00ff00
00ff00
00ff7f 00ff7f
00ff7f
61fe05 61fe05
61fe05
00ffff 00ffff
00ffff
7f0000 7f0000
7f0000
7f007f 7f007f
7f007f
52fe08 52fe08
52fe08
7f00ff 7f00ff
7f00ff
7f7f00 7f7f00
7f7f00
7f7f7f 7f7f7f
7f7f7f
44fe0b 44fe0b
44fe0b
7f7fff 7f7fff
7f7fff
7fff7f 7fff7f
7fff7f
7fffff 7fffff
7fffff
35fd0d 35fd0d
35fd0d
ff0000 ff0000
ff0000
ff007f ff007f
ff007f
ff00ff ff00ff
ff00ff
26fd10 26fd10
26fd10
ff7f00 ff7f00
ff7f00
ff7f7f ff7f7f
ff7f7f
ff7fff ff7fff
ff7fff
17fd13 17fd13
17fd13
ffff00 ffff00
ffff00
ffff7f ffff7f
ffff7f
ffffff ffffff
ffffff
09fd16 09fd16
09fd16