revert(비교)

		r8 vs r6
1		~~Y13g~~0IfZ~~oeJcW~~wRJyg~~y4qtxU~~m~~nRQNII7~~r~~HQHMIoKfl~~2~~dtZ~~RyyfBce~~VdnVWmSIe2q~~
	1	S0QqUCphiiZ4QnVlzwSTTztAkKJlsdXH/o7mvgvmqrJROu2Rxi/ilz3Sl/wfue4b