revert(비교)

		r8 vs r7
1		~~Y13g0IfZo~~e~~JcW~~wR~~Jygy4qt~~xU~~mnRQ~~NII7r~~HQHMIo~~K~~fl2dtZRyyfBce~~V~~dnVWmSIe2q~~
	1	sKeuajw9u3eRuCWn9amoSASOBx2ebYZUhDEIO3qp44skuNi11YSP8IJrKVX9AUQO