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[level 3] Title: 있었는데요 없었습니다, Time: 0.00 ms, Memory: 0.0 MB -BaekjoonHub
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프로그래머스/3/59043. 있었는데요 없었습니다/README.md

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### 제출 일자
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2025년 07월 10일 08:58:36
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2025년 11월 10일 10:10:29
2020

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### 문제 설명
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-- 코드를 입력하세요
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SELECT i.animal_id, i.name
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from animal_ins as i
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join animal_outs as o
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on i.animal_id = o.animal_id
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where i.datetime > o.datetime
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select
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o.animal_id,
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o.name
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from animal_outs as o
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join animal_ins as i
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on o.animal_id = i.animal_id
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where o.datetime < i.datetime
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order by i.datetime;

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