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[창의 퍼즐] 정수의 합[정수]
우럭 2020.09.02 19:21 조회 507
문제 푼 사람 1명
공유하기
페이스북 트위터 카카오톡 카카오스토리 네이버블로그 네이버밴드

1+4+9+....+n2 까지의 합을 S라고 하자.

그렇다면, S가 처음으로 800의 배수가 되는

n의 최소를 구하시오.

[풀이 필수]

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  •  
    해결
    mwryan Lv.6 2020.09.02 19:51 비밀댓글

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    Line: 202
    Function: mkdir

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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    Function: getLatexImg

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    Function: parseLatexImg

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/views/ver3/inc/view.php
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    Function: require_once

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    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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    Line: 315
    Function: require_once

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  •  
    다시 도전
    수학중독자 Lv.2 2020.09.04 20:08 비밀댓글

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    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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    Function: mkdir

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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    Function: getLatexImg

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    Line: 315
    Function: require_once

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    Function: mkdir

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    Function: getLatexImg

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    Function: require_once

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    Function: file_put_contents

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    Function: getLatexImg

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/views/ver3/inc/view_comment_list.php
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    Function: parseLatexImg

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/views/ver3/inc/view.php
    Line: 343
    Function: view

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

    File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
    Line: 315
    Function: require_once

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    •  
      수학중독자 Lv.2 2020.09.04 20:09 비밀댓글
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