[programmers] 개인정보 수집 유효기간

문제 링크

https://school.programmers.co.kr/learn/courses/30/lessons/150370

프로그래머스

 

풀이

# 날짜를 일로 통일시킴
def date2day(dt):
    return int(dt.split('.')[0]) * 12 * 28 + int(dt.split('.')[1]) * 28 + int(dt.split('.')[2])

def solution(today, terms, privacies):
    answer = []
    today = date2day(today)

    terms = {term[0]: int(term.split()[1]) for term in terms}

    for i in range(len(privacies)):
        privacy = privacies[i]
        if terms[privacy[-1]] * 28 + date2day(privacy.split()[0]) <= today:
            answer.append(i+1)

    return answer

- map 쓰는 방법 연습하기

- list 를 dict로 바꾸는 dict comprehension

 

다른 사람 풀이 

def to_days(date):
    year, month, day = map(int, date.split("."))
    return year * 28 * 12 + month * 28 + day

def solution(today, terms, privacies):
    months = {v[0]: int(v[2:]) * 28 for v in terms}
    today = to_days(today)
    expire = [
        i + 1 for i, privacy in enumerate(privacies)
        if to_days(privacy[:-2]) + months[privacy[-1]] <= today
    ]
    return expire