https://padlet.com/rldjr94/k3rdfdm562e8yqo4 보고서 ppt (9/19까지 제출) en-us 2025-09-11 05:29:22 UTC 2025-09-11 05:35:01 UTC hello@padlet.com https://padlet.net/icons/8.0/svg/1f63a.svg rldjr94 https://padlet.com/rldjr94/k3rdfdm562e8yqo4/wish/3579594272 2025-09-11 05:34:29 UTC https://padlet.com/rldjr94/k3rdfdm562e8yqo4/wish/3579594272