by steps
000000 000000
000000
7e9a3e 7e9a3e
7e9a3e
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00007f
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728b50 728b50
728b50
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00ff7f
667d62 667d62
667d62
00ffff 00ffff
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5a6e74
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2a34bc 2a34bc
2a34bc
ffff00 ffff00
ffff00
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ffffff ffffff
ffffff
1f26ce 1f26ce
1f26ce