revert(비교)

		r10 vs r4
1		~~10bOd~~qDQaT3Z0Vx72~~P9NUU~~J~~yZxWJxxHvaZWDQ~~di/X~~fcMfe~~W~~aYH3/aB90xLCzDzVA~~
	1	c8u4qPYzZ3QTIJIZVnKgDbqAo/AssnLtJRmTS37gdlu3Y4Irt024XLJdpXwWdrK7