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수학동아 - 폴리매스
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수학을 주제로 떠들어 보세요!
[잡담] 오랜만에 문제 하나 올렸습니다!
리퍼 2020.12.15 22:23 조회 424
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

증명 방법 생각하는 데 꽤 오래 걸릴 수도 있지만 실제론 단순한 문제입니다.

 

http://www.polymath.co.kr/contents/view/27465

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  •  
    잭과콩나물 Lv.6 2020.12.15 22:35

    우와 제가 들어올 때 뵜던 분이네요!

     

    댓글 작성하기 좋아요1 댓글수3
    •  
      Sagan Lv.6 2020.12.15 23:01

      앗 그새 6렙을 찍으시다닛...

       

      @잭과 콩나물

      좋아요0
    •  
      리퍼 Lv.6 2020.12.15 23:07

      저랑 레벨 똑같으시네요 ㅋㅋㅋㅋㅋㅋ

      저보다 등수도 3등이나 높으시고 ㅋㅋㅋㅋㅋ

      좋아요0
    •  
      잭과콩나물 Lv.6 2020.12.16 01:43

      ㅋㅋ 모두 힘내세요!

       

      좋아요0
  •  
    17수락 Lv.9 2020.12.15 22:57

    리퍼님 오랜만에 보네요!

    댓글 작성하기 좋아요0 댓글수1
    •  
      리퍼 Lv.6 2020.12.15 23:07

      넵 안녕하세요!

      좋아요0
  •  
    mathwizard Lv.7 2020.12.16 03:04

    오랜만이에요!

    댓글 작성하기 좋아요0 댓글수0
  •  
    이과생 Lv.6 2020.12.16 05:50

    오 리퍼님 안녕하세요!

    댓글 작성하기 좋아요0 댓글수0
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