fcffcf contains ff0ff1ff2ff3ff4ff5ff6ff7ff8ff9ffaffbffcffdffeffff0ff1ff2ff3ff4ff5ff6ff7ff8ff9ffaffbffcffdffefff contains fc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfffc contains fc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfffc
contains ff0ff1ff2ff3ff4ff5ff6ff7ff8ff9ffaffbffcffdffeffff0ff1ff2ff3ff4ff5ff6ff7ff8ff9ffaffbffcffdffefff
contains fc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfffc
contains fc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfc0fc1fc2fc3fc4fc5fc6fc7fc8fc9fcafcbfccfcdfcefcfffc