a, b, and c are files in a folder ~\Source\x\, and b, d, and f are files in a folder ~\Destination\x\. I want files a and c to be copied to ~\Destination\x\, and for ~\Destination\x\b to be replaced with ~\Source\x\b.
~\Destination\x\ should have a, b, c, d, and f.