bb00ff contains b00b01b02b03b04b05b06b07b08b09b0ab0b00b01b02b03b04b05b06b07b08b09b0ab0bb0cb0db0eb0fbb0cb0db0eb0fb0 contains 0f00f0f00f10f20f30f40f50f60f70f80f90fa0fb0fc0fd0fe0ff10f20f30f40f50f60f70f80f90fa0fb0fc0fd0fe0ff0f contains bf0bf1bf2bf3bf4bf5bf6bf7bf8bf9bfabfbbfbf0bf1bf2bf3bf4bf5bf6bf7bf8bf9bfabfbbfcbfdbfebffcbfdbfebffbf
contains b00b01b02b03b04b05b06b07b08b09b0ab0b00b01b02b03b04b05b06b07b08b09b0ab0bb0cb0db0eb0fbb0cb0db0eb0fb0
contains 0f00f0f00f10f20f30f40f50f60f70f80f90fa0fb0fc0fd0fe0ff10f20f30f40f50f60f70f80f90fa0fb0fc0fd0fe0ff0f
contains bf0bf1bf2bf3bf4bf5bf6bf7bf8bf9bfabfbbfbf0bf1bf2bf3bf4bf5bf6bf7bf8bf9bfabfbbfcbfdbfebffcbfdbfebffbf