์—ฐ์Šต๋ฌธ์ œ

PL031 ์‹ค์‹œ๊ฐ„ ์‹œ๊ณ„ ๊ธฐ๊ธฐ์šฉ ๋“œ๋ผ์ด๋ฒ„๋ฅผ ์ž‘์„ฑํ•ฉ๋‹ˆ๋‹ค.

After looking at the exercises, you can look at the solutions provided.