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수학동아 - 폴리매스
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[잡담] 정말 답답한게...
시그마가싫어요 2021.11.05 03:12 조회 439

저희 집에서 학교 가는 길에 신호등이 하나 있거든요... 근데 아무도 안 지켜요...

제가 이유를 생각해보니까...

정말 신호등 시간이 이상해요...

진짜 그 신호등이 학교 앞이어서 하루에 사람들은 몇백명 건널텐데 자동차는 공휴일만 아니면 1분에 5대 정도 밖에 안 지나가거든요... 근데 15초가 사람 건너는 신호이고 45초가 자동차 신호... 수학적으로 좀 너무하지 않나요? 좀 수학적으로 만들지

문제: 이 신호등을 공평하게(?) 만들려면 시간 배분을 어떻게 해야할까요?

(함풀문에다 내려다가 자료가 너무 없어서 그냥 잡담에다...)

  •  
    시그마가싫어요 Lv.9 2021.11.05 03:30

    +거기다 요즘은 또 쓸데없는 기능을 추가했는데 빨간불에 앞으로 나가면 인도로 이동하라고 뜨고 깜빡일때 건너면 다음 신호에 건너라고 하는 그런 기능을...

    근데 쓸데없다는게 농담만은 아닌게 진짜 그거 추가되고 나서도 별로 바뀐 건 없는 것 같고 심지어 그거 가지고 앞으로 갔다 뒤로 갔다 하면서 장난치는 어른까지 있던데...

    그리고 그 깜빡일 때 건너지 말라는 말 지키면 건널 수 있는 시간이 5초...

    댓글 작성하기 좋아요0 댓글수2
    •  
      원파 Lv.9 2021.11.05 08:14

      전 그럴 바엔 초록 불이 몇 초 남았는지 표시하는 등을 설치하겠습니다

      좋아요0
    •  
      시그마가싫어요 Lv.9 2021.11.05 08:19

      @원파

      그것도 뜨죠...(그리고 정확히 말하면 음성까지...)

      좋아요0
  •  
    RTAI Lv.7 2021.11.05 17:16

    저희는 2분동안 자동차가 지나가고 30초 동안 건넙니다

    댓글 작성하기 좋아요0 댓글수1
  •  
    잡담 Lv.7 2021.11.06 06:35

    그걸 지키는  사람이 있나?

    댓글 작성하기 좋아요0 댓글수0
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