revert(비교)

		r8 vs r1
1		Y13~~g0IfZoe~~J~~cWwRJygy4qtxU~~mnRQ~~NII7rH~~QHMIo~~Kfl2d~~tZ~~RyyfBceVdnVWmSIe2q~~
	1	UYu/t35nzFKdhplrTmvJlmu9jUP533QuQkOxMQGbHAPVQtoSQYG1ytA4XA7Z+CCN