<div id="readability-page-1" class="page"><div id="dkContent" role="main">

					

					<p>
						<h2><span>솜씨좋은장씨</span></h2>
					</p>

					
						


						
							
							

							<div>            <figure data-origin-width="1280" data-origin-height="316" data-ke-mobilestyle="alignCenter"><span data-url="https://blog.kakaocdn.net/dn/2yInD/btrkAtCk8Q1/0nNIOx5y3jcfNWLues8x51/img.png" data-lightbox="lightbox" data-alt=""><img src="https://blog.kakaocdn.net/dn/2yInD/btrkAtCk8Q1/0nNIOx5y3jcfNWLues8x51/img.png" data-ke-mobilestyle="alignCenter"></span></figure>
<p data-ke-size="size18">코딩 1일 1문제! 오늘의 문제는 SW Expert Academy의 조교의 성적 매기기 입니다.</p>
<figure id="og_1636628788153" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="website" data-og-title="SW Expert Academy" data-og-description="SW 프로그래밍 역량 강화에 도움이 되는 다양한 학습 컨텐츠를 확인하세요!" data-og-host="swexpertacademy.com" data-og-source-url="https://swexpertacademy.com/main/code/problem/problemDetail.do?problemLevel=2&amp;contestProbId=AV5PwGK6AcIDFAUq&amp;categoryId=AV5PwGK6AcIDFAUq&amp;categoryType=CODE&amp;problemTitle=&amp;orderBy=FIRST_REG_DATETIME&amp;selectCodeLang=PYTHON&amp;select-1=2&amp;pageSize=10&amp;pageIndex=1" data-og-url="https://swexpertacademy.com" data-og-image="https://scrap.kakaocdn.net/dn/bc49a8/hyMkwpIMZd/18L9PuDTTrkpTYVkft75hK/img.png?width=600&amp;height=315&amp;face=0_0_600_315"><a href="https://swexpertacademy.com/main/code/problem/problemDetail.do?problemLevel=2&amp;contestProbId=AV5PwGK6AcIDFAUq&amp;categoryId=AV5PwGK6AcIDFAUq&amp;categoryType=CODE&amp;problemTitle=&amp;orderBy=FIRST_REG_DATETIME&amp;selectCodeLang=PYTHON&amp;select-1=2&amp;pageSize=10&amp;pageIndex=1" target="_blank" rel="noopener" data-source-url="https://swexpertacademy.com/main/code/problem/problemDetail.do?problemLevel=2&amp;contestProbId=AV5PwGK6AcIDFAUq&amp;categoryId=AV5PwGK6AcIDFAUq&amp;categoryType=CODE&amp;problemTitle=&amp;orderBy=FIRST_REG_DATETIME&amp;selectCodeLang=PYTHON&amp;select-1=2&amp;pageSize=10&amp;pageIndex=1">

<div>
<p data-ke-size="size16">SW Expert Academy</p>
<p data-ke-size="size16">SW 프로그래밍 역량 강화에 도움이 되는 다양한 학습 컨텐츠를 확인하세요!</p>
<p data-ke-size="size16">swexpertacademy.com</p>
</div>
</a><img src="https://scrap.kakaocdn.net/dn/bc49a8/hyMkwpIMZd/18L9PuDTTrkpTYVkft75hK/img.png?width=600&amp;height=315&amp;face=0_0_600_315"></figure>
<h4 data-ke-size="size20"><b>👨🏻‍💻 코드 ( Solution )</b></h4>
<pre id="code_1636628811346" data-ke-language="python" data-ke-type="codeblock"><code>def assistant_grades(student_num, want_num, score_list):
    grade_list = ["A+", "A0", "A-", "B+", "B0", "B-", "C+", "C0", "C-", "D0"]
    
    each_grade_num = student_num // 10
    
    grade_check_dict, rank_dict = {}, {}
    for idx, score_info in enumerate(score_list):
        total_score = score_info[0] * 0.35 + score_info[1] * 0.45 + score_info[2] * 0.20
        
        grade_check_dict[idx + 1] = total_score
        
    sorted_score = sorted(grade_check_dict.items(), key=lambda x: -x[1])
    
    for idx, score in enumerate(sorted_score):
        rank_dict[score[0]] = idx
    
    return grade_list[rank_dict[want_num] // each_grade_num]


if __name__ "__main__":
    for idx in range(int(input())):
        student_num, want_num = map(int, input().split())
        score_list = []
        for _ in range(student_num):
            score1, score2, score3 = map(int, input().split())
            score_list.append([score1, score2, score3])
            
        print(f"#{idx} {assistant_grades(student_num, want_num, score_list)}")</code></pre>
<figure id="og_1636628835680" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="object" data-og-title="GitHub - SOMJANG/CODINGTEST_PRACTICE: 1일 1문제 since 2020.02.07" data-og-description="1일 1문제 since 2020.02.07. Contribute to SOMJANG/CODINGTEST_PRACTICE development by creating an account on GitHub." data-og-host="github.com" data-og-source-url="https://github.com/SOMJANG/CODINGTEST_PRACTICE" data-og-url="https://github.com/SOMJANG/CODINGTEST_PRACTICE" data-og-image="https://scrap.kakaocdn.net/dn/62MGu/hyMkDCnMgI/YjThKyOviLhCSXAgc0rr1k/img.png?width=1200&amp;height=600&amp;face=0_0_1200_600"><a href="https://github.com/SOMJANG/CODINGTEST_PRACTICE" target="_blank" rel="noopener" data-source-url="https://github.com/SOMJANG/CODINGTEST_PRACTICE">

<div>
<p data-ke-size="size16">GitHub - SOMJANG/CODINGTEST_PRACTICE: 1일 1문제 since 2020.02.07</p>
<p data-ke-size="size16">1일 1문제 since 2020.02.07. Contribute to SOMJANG/CODINGTEST_PRACTICE development by creating an account on GitHub.</p>
<p data-ke-size="size16">github.com</p>
</div>
</a><img src="https://scrap.kakaocdn.net/dn/62MGu/hyMkDCnMgI/YjThKyOviLhCSXAgc0rr1k/img.png?width=1200&amp;height=600&amp;face=0_0_1200_600"></figure>            </div>
							

							
								
							

							


						
					

					

					

					

					

					

					
						
					
				</div></div>

솜씨좋은장씨

코딩 1일 1문제! 오늘의 문제는 SW Expert Academy의 조교의 성적 매기기 입니다.
 ‍  코드 ( Solution )
def assistant_grades(student_num, want_num, score_list):
    grade_list = ["A+", "A0", "A-", "B+", "B0", "B-", "C+", "C0", "C-", "D0"]
    
    each_grade_num = student_num // 10
    
    grade_check_dict, rank_dict = {}, {}
    for idx, score_info in enumerate(score_list):
        total_score = score_info[0] * 0.35 + score_info[1] * 0.45 + score_info[2] * 0.20
        
        grade_check_dict[idx + 1] = total_score
        
    sorted_score = sorted(grade_check_dict.items(), key=lambda x: -x[1])
    
    for idx, score in enumerate(sorted_score):
        rank_dict[score[0]] = idx
    
    return grade_list[rank_dict[want_num] // each_grade_num]
if __name__ "__main__":
    for idx in range(int(input())):
        student_num, want_num = map(int, input().split())
        score_list = []
        for _ in range(student_num):
            score1, score2, score3 = map(int, input().split())
            score_list.append([score1, score2, score3])
            
        print(f"#{idx} {assistant_grades(student_num, want_num, score_list)}")

[SW Expert Academy] 1983번 : 조교의 성적 매기기 (Python)

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