수학동아 - 폴리매스

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함께 풀고 싶은 문제

창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.

[창의 퍼즐] 큐브 색칠하기1[조합]

우럭 2020.10.06 18:07 조회 373

문제 푼 사람 0명

페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

연우는 7*7*7짜리 큐브를 구성하려고 한다.

다만 조건이 있는데, 인접한 색의 블록 색은 모두 달라야 한다.

색은 무진장으로 많을 때, 조건을 만족하도록 하는 최소의 색 수는?

추가문제)

위와 같은 조건에서, n*n*큐브라면 최소 색 수는 또 어떻겠는가?

n에대하여 이를 표현하시오.

이전글 [정수]2,3,5,7,11

다음글 [창의]칠교 6조각으로 삼각형 만들기

이 문제 어떠셨나요?

글쎄요

어려워요

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우럭 Lv.9 2020.10.06 18:07

풀이 필수인거 아시죠? ㅎㅎㅎ

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