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Function: model

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Function: get_footer

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Function: require_once

수학동아 - 폴리매스
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함께 풀고 싶은 문제
창의력을 기를 수 있는 수학 문제 또는 퍼즐을 내는 곳입니다.
[창의 퍼즐] 전화기
17수락 2021.02.02 18:49 조회 430
문제 푼 사람 0명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

위와 같이 전화기가 하나 있다. 전화기의 전체 넓이는 8*5로 40이며, 작은 정사각형(0 제외)들의 크기는 2.5로 같다. 0은 다른것들의 3배이다

그렇다면 아무데나 누를 때, 정확하게 만들어지는 전화번호는 얼마나 빨리 만들어질까?

단, 010부터 시작해야하고 하나를 누를 때 1초가 걸리며 언제든지 지우기 찬스를 사용할 수 있다

이 문제 어떠셨나요?

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2

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0

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