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수학동아 - 폴리매스
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함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 베스킨라빈스 31
MathlabJ 2020.04.08 10:17 조회 667
문제 푼 사람 1명
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

베스킨라빈스 31은 1부터 자신의 차례에 숫자를 1개~3개 불러서 마지막 31을 부르는 사람이 지는 게임이다.

 

1. 베스킨라빈스 31에서 선공의 필승법은 무엇일까?

 

2. 만약 31을 부르는 사람이 이기는것으로 규칙을 바꾼다면 누구(선공or후공)에게 필승법이 있으며, 그 필승법은 무엇일까? 또한 필승법이 없다면 그 이유는 무엇일까?

 

두 문제 모두 풀이 필수이며 모두 풀면 해결, 1개만 풀면 부분해결 드립니다!!

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