revert(비교)

		r2 vs r9
1		Kn~~Bi3KUlWseY7ADH~~hLp~~/1bT6He~~D~~1VqO~~uVPHsSY5dw69~~nycG0e3Q1T~~Hhf+~~+XQv+xv~~
	1	Inh7pz2pgdyuzovF0WEDuJlMbalguPS1iVYyXhd7kcVw9HcEpbDXgSh+d9B7Y7rk