079ae023a8df1ea17e8cee8d22fa152d8efdbc2ac730c79223060c387f3e22364fe0d4d22e4e5d10b6244b1f48ca527b25ba8cb7a2bfcc5ddd9554c453d8e247b7154bc9a6fba4597178cc06e2e97547d51ec644444ca5886c436f6a7bfa88536db4aa6a59d1a70e2b87

어떻게 써먹고 어떻게 개량했을까