fecfec contains fc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfffc contains ce0ce1ce2ce3ce4ce5ce6ce7ce8ce9ceacebceccece0ce1ce2ce3ce4ce5ce6ce7ce8ce9ceacebceccedceecefdceecefce contains fe0fe1fe2fe3fe4fe5fe6fe7fe8fe9feafebfecfedfeefefe0fe1fe2fe3fe4fe5fe6fe7fe8fe9feafebfecfedfeefefffe
contains fc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfffc
contains ce0ce1ce2ce3ce4ce5ce6ce7ce8ce9ceacebceccece0ce1ce2ce3ce4ce5ce6ce7ce8ce9ceacebceccedceecefdceecefce
contains fe0fe1fe2fe3fe4fe5fe6fe7fe8fe9feafebfecfedfeefefe0fe1fe2fe3fe4fe5fe6fe7fe8fe9feafebfecfedfeefefffe