프로그래머스/탐욕법/체육복

https://programmers.co.kr/learn/courses/30/lessons/42862

level1

 

def solution(n, lost, reserve):
    answer = 0
    for i in range(1, n+1):
        if i in lost and i in reserve:
            lost.remove(i)
            reserve.remove(i)    
    for i in range(1, n+1):
        if i not in lost:
            answer += 1
        else:
            if i in reserve:
                answer +=1
                reserve.remove(i)
                continue
            elif i-1 in reserve:
                answer += 1
                reserve.remove(i-1)
                continue
            elif i+1 in reserve:
                answer += 1
                reserve.remove(i+1)
                continue
    return answer