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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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Function: parseLatexImg

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Function: getLatexImg

File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/controllers/ver3/Contents.php
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Function: parseLatexImg

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Function: initBoardView

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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] [조합] 지그재그 수
아인수타인 2020.08.30 02:53 조회 448
문제 푼 사람 0명
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페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

어떤 5자리 자연수 \overline{abcde}가 있다. 이 때, a<b>c<d>e인 수를 지그 수, a>b<c>d<e인 수를 재그 수라고 하자. 지그 수의 개수와 재그 수의 개수의 차를 구하시오.

이 문제 어떠셨나요?

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  •  
    유클리드 Lv.6 2020.08.30 04:46

    코딩 통해서 해도 되나요?

     

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    •  
      아인수타인 Lv.12 2020.08.30 04:47

      코딩이라... 코딩 없이도 가능하긴 한데 코딩으로 했다면 작동 원리도 달아주시면 정답처리 해드립니다.

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