by steps
000000 000000
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9a7fe1
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9981e1
007fff 007fff
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9983e1 9983e1
9983e1
00ffff 00ffff
00ffff
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9885e2
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9887e2
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9789e2 9789e2
9789e2
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978be3 978be3
978be3
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ff7f7f
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ff7fff
968de3 968de3
968de3
ffff00 ffff00
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ffff7f
ffffff ffffff
ffffff
968fe4 968fe4
968fe4