๋ฌด์„ ์ธ op1w๋„ ์•„๋‹ˆ๊ณ  ์ „๋ถ€ op1์“ฐ๊ณ ์žˆ์Œ; ์ด ์‰˜์— ๋จผ๊ฐ€ ์žˆ๋‚˜?