revert(비교)

		r1 vs r6
1		U~~Yu/t35~~nzFK~~dhp~~lrTmvJlm~~u9jUP533QuQk~~Ox~~MQGbHAPVQto~~S~~QYG1ytA~~4~~XA7Z+CCN~~
	1	S0QqUCphiiZ4QnVlzwSTTztAkKJlsdXH/o7mvgvmqrJROu2Rxi/ilz3Sl/wfue4b