viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f525555429344882e00cfb6cfbf471e87e40c064aac9839addc62c86b


1번 문제

대수적 아이디어가 필요하다



viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f52555542934fd82251c3eb9a4a7c14887a1fe1b30a35b40f6911beb8


viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f525555429345df790294b19b69b11fc49805500464c433b3ab419d9c

81.7초의 고민 끝에 정답을 찾았다

아이디어가 되는 부분합을 빠르게 찾았다


viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f52555542931fd72d50c1eacd270f09e002b2773e56eb0567973ef244

2번 문제

정수론 증명 문제이다


viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f52555542934d8b7e0196b7cd19cdd3d1448014da6580bb3a0a8546a0


viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f5255554293198a285796b6c7c610ea86f64d649993305ddc0276b770

83.8초의 고민 끝에 잘 풀어냈다

1/2+1/3+1/6=1이라는 아이디어를 빨리 캐치해냈다

초반 단계에서 숫자를 왕창 대입하고 거기서 패턴을 찾아내는 방식은 상당히 인간의 풀이와 비슷하다. 차이점이 있다면 얘가 훨씬 빠르게 한다



viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f525555429344d77803c0ea9dad638809f9e3de13c3f33d966d7f755d

3번 문제

어려운 아이디어성 증명 문제이다


viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f525555429345dd2d02c0e5cf7fd27c6ab37112b383826e673049e46a

100초 이상 장고하는 모습


viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f525555429348df295095b7cc8216836a29a5953fe0a4380082306c17

?누구요

viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f52555542931fd67955c4e09c3d344e0d0cc3e53cab534f5642f87b73

??뭔정리요?

viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f525555429319dc2801cfb7cdbb7c34f9acac869aaeee5d2d9d5728aa

살면서 들어본 적도 없는 수학자들과 정리가 난무한다



viewimage.php?id=39b5d535ecdc3fb362bec4bc02c8&no=24b0d769e1d32ca73de885fa11d02831640a502277a2524bd91d2fbe7a120837e62823ba1a02ed234a5a9772132116a3bdc2df4f5255554293448f7d07cee3c93262e843bdaabd7e15227703af33779a

아쉽게도 1/2는 최적해가 아니다. 답은 0이다.

얘는 땡


결론 : 진짜 개씹씹아이디어성 문제 아니면 왠만한건 진짜 다 품