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Function: require_once

수학동아 - 폴리매스
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[문장제 문제&개념응용] 터키 아이스크림
수학동아 2020.12.10 22:47 조회 545
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

수동이는 터키 아이스크림을 사먹으려고 한다. 근데 그 유명한 터키 아이스크림 장난에 걸리고 말았다. 아이스크림 아저씨는 위, 아래, 왼쪽, 오른쪽, 뒤통수 5가지 방향으로 1초당 1번씩 1/5확률로 움직인다. 뒤통수를 제외하고는 랜덤으로 4가지 방향을 찍어 1초에 1번씩 움직여 잡을 수 있다. 장난이 5초 동안 이어질때, 아이스크림을 그 전에 잡을 확률은 얼마일까?

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    wooju5740 Lv.3 2020.12.10 23:49 비밀댓글
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