25329번 학생별 통화 요금 계산

25329번: 학생별 통화 요금 계산 (acmicpc.net)

from sys import stdin

N = int(stdin.readline().strip("\n"))

studentDict = {}

for _ in range(0, N):
    time, name = stdin.readline().strip("\n").split(" ")

    hour, minute = map(int, time.split(":"))

    time = hour * 60 + minute

    if name in studentDict:
        studentDict[name]["time"] += time
    else:
        studentDict[name] = {"time": time}

for name in studentDict.keys():
    time = studentDict[name]["time"]

    money = 0

    if time <= 100:
        money = 10
    else:
        time -= 100
        if time % 50 == 0:
            money = 10 + (time // 50) * 3
        else:
            money = 10 + ((time // 50) + 1) * 3

    studentDict[name]["money"] = money


sortedStudentDictWithName = dict(sorted(studentDict.items(), key=lambda x: x[0]))

sortedStudentDictWithMoneyDesc = dict(
    sorted(sortedStudentDictWithName.items(), key=lambda x: x[1]["money"], reverse=True)
)

for name, value in sortedStudentDictWithMoneyDesc.items():
    print(name, value["money"])