____  ___    _  _     _   _ _____     _______
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| |  _| | | | | || |_  | |_| || | \ \ / /|  _|
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35회 정보올림피아드 대회 초등부 지역예선 문제 풀이 6,7번

BY: @mirashin | CREATED: Nov. 19, 2018, 12:14 p.m. | VOTES: 4 | PAYOUT: $0.00 | [ VOTE ]

안녕하세요..
마마코딩 입니다.

2018년 정보올림피아드 대회 초등부 예선 문제 풀입니다.

==============================================

6 .(2.5점) n=1에서 시작해서 다음과 같은 연산을 10번 반복했을 때 얻어지는 수는?

현재 수 n이 2의 배수이면 3을 더하고 아니면 2를 곱한다

① 95 ② 103 ③ 125 ④ 126 ⑤ 130

답> 3번

[IMAGE: https://cdn.steemitimages.com/DQmcCMsLNjqN4diTSYwa5S1NgqsymRR3rT2EB7t231C82Fz/%EA%B8%B0%EC%B6%9C6%EB%B2%88.png]

7.(2.8점) 3 원짜리 동전 네 개와 9원 짜리 동전 세 개가 있다. 다음 중 이 동전들을 사용하여 지불 할 수 없는 금액은?
① 15 ② 18 ③ 20 ④ 21 ⑤ 30

답> 3번

[IMAGE: https://cdn.steemitimages.com/DQmVwfYAwWwz5yMxZVd786uZiR3DHTUPZ67krWboHS3TPnZ/%EA%B8%B0%EC%B6%9C7%EB%B2%88.png]

TAGS: [ #kr ] [ #mamacoding ] [ #kr-dev ]

Replies

@steemitboard | Feb. 6, 2019, 6:51 a.m. | Votes: 0 | [ VOTE ]

Congratulations @mirashin! You received a personal award!

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@steemitboard | Feb. 6, 2020, 7:44 a.m. | Votes: 1 | [ VOTE ]

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