[SW Expert Academy] 1983. 조교의 성적 매기기

 

출처: https://swexpertacademy.com/

 

scores = ["A+", "A0", "A-", "B+", "B0", "B-", "C+", "C0", "C-", "D0"]
T = int(input())
for test_case in range(1, T + 1):
    total, student = map(int, input().split())
    pivot = total // len(scores)
    student_scores = [[0,0] for i in range(total)]
    answer = ''
    for t in range(total):
        mid, final, report = map(int, input().split())
        student_scores[t][0] = mid * 0.35 + final * 0.45 + report * 0.20
        student_scores[t][1] = t + 1
    student_scores.sort(lambda x: -x[0])
    for i, s in enumerate(student_scores):
        if s[1] == student:
            answer = scores[i // pivot] if pivot > 1 else scores[i]
            break
    print(f'#{test_case} {answer}')