dfcdfc contains dc0dc1dc2dc3dc4dc5dc6dc7dc8dc9dcadcbdccdcdc0dc1dc2dc3dc4dc5dc6dc7dc8dc9dcadcbdccdcddcedcfddcedcfdc contains cf0cf1cf2cf3cf4cf5cf6cf7cf8cf9cfacfbcfccfcf0cf1cf2cf3cf4cf5cf6cf7cf8cf9cfacfbcfccfdcfecffdcfecffcf contains df0df1df2df3df4df5df6df7df8df9dfadfbdfcdfddfdf0df1df2df3df4df5df6df7df8df9dfadfbdfcdfddfedffedffdf
contains dc0dc1dc2dc3dc4dc5dc6dc7dc8dc9dcadcbdccdcdc0dc1dc2dc3dc4dc5dc6dc7dc8dc9dcadcbdccdcddcedcfddcedcfdc
contains cf0cf1cf2cf3cf4cf5cf6cf7cf8cf9cfacfbcfccfcf0cf1cf2cf3cf4cf5cf6cf7cf8cf9cfacfbcfccfdcfecffdcfecffcf
contains df0df1df2df3df4df5df6df7df8df9dfadfbdfcdfddfdf0df1df2df3df4df5df6df7df8df9dfadfbdfcdfddfedffedffdf