19 10 10 ec2 ๋”ฑ ์†์— ๋งž๋Š”๋ฐ ๋ฏธ๋‹ˆ๊ฐ€๋Š”๊ฒŒ ๋งž๋‚˜์š” ๋ฏธ๋””์›€์ด ๋งž๋‚˜์š”