by steps
000000 000000
000000
718041 718041
718041
00007f 00007f
00007f
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0000ff
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007f7f
72893b 72893b
72893b
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007fff
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00ff7f
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739336
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00ffff
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7f007f
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749d31
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75a72c
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76b127
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ff7f7f
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ff7fff
78c51d 78c51d
78c51d
ffff00 ffff00
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ffffff ffffff
ffffff
79cf18 79cf18
79cf18