Created
May 7, 2020 06:19
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프로그래머스 호텔 방 배정
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/* | |
2020-05-07 진예진 | |
참고 https://regularmember.tistory.com/193?category=762816 | |
*/ | |
#include <string> | |
#include <vector> | |
#include <map> | |
using namespace std; | |
map<long long, long long> visited_rooms; | |
long long get_empty_room_number(long long cur_room){ | |
// 0: 비어있음 | |
if(visited_rooms[cur_room] == 0) return cur_room; | |
// visited_room[cur_room]은 모두 비어있는 가장 작은 방의 수로 업데이트 됨 | |
else return visited_rooms[cur_room] = get_empty_room_number(cur_room + 1); | |
} | |
vector<long long> solution(long long k, vector<long long> room_number) { | |
vector<long long> answer; | |
long long empty_room_number; | |
for(auto cur_room:room_number){ | |
empty_room_number = get_empty_room_number(cur_room); | |
answer.push_back(empty_room_number); | |
// 현재 추가된 방도 visited_room에 추가해준다. | |
visited_rooms[empty_room_number] = empty_room_number + 1; | |
} | |
return answer; | |
} |
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