시간 제한메모리 제한제출정답맞힌 사람정답 비율
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문제

신해빈이 운영하는 영화관은 8개의 좌석이 R줄 만큼 있다. 어떤 좌석은 이미 예약되어있으며, 영화관에 들어오는 손님은 총 세 종류이다.

  • 예약하고 온 손님
  • 예약하지 않고 온 솔로
  • 예약하지 않고 온 커플 (너무 당연하지만, 커플은 같이 앉고 싶어한다)

예약하고 온 손님은 그냥 예약한 좌석에 앉으면 된다. 이제 신해빈은 솔로와 커플들을 적절한 좌석에 앉혀야 한다. 그런데 솔로와 커플은 모두 다른 사람의 옆이나 뒤에 앉기를 싫어한다. 이를 최대한 고려하여 각 손님의 좌석을 결정해준다면, 신해빈의 영화관은 매출이 늘어나 순살치킨을 더 많이 먹을 수 있다.

신해빈은 치킨을 먹느라 바빠서 우리가 이 문제를 해결해야한다. 문제의 조건으로 예약된 좌석들의 위치, 솔로의 수 S,  커플 쌍의 수 C가 주어진다.

이제 다음의 조건들 :

  • 솔로는 비예약석에만 앉는다.
  • 솔로는 같은 줄에 있는 어떤 사람 옆에도 앉기 싫다.
  • 솔로는 자신이 앉은 좌석 바로 앞 좌석에 어떤 사람이 앉아 있는게 싫다.
  • 커플은 같은 줄에 같이, 비예약석에 앉아야 한다.
  • 커플은 파트너를 제외하고는 같은 줄에 있는 어떤 사람 옆에도 앉기 싫다.
  • 커플은 자신들이 앉은 좌석 바로 앞 좌석에 어떤 사람이 앉아 있는게 싫다.
  • (바로 앞좌석이라 함은, 바로 앞 줄의 같은 열에 있는 좌석을 말한다.)

위의 조건을 모두 만족시키면서 솔로와 커플을 앉힐 수 있는지 판단해야 한다.

유의 : "어떤 사람"은 예약 손님, 솔로, 커플을 모두 포함한다.

유의 : 예약하고 온 손님은 관대해서 위의 조건들을 안 따진다.

입력

첫째 줄에 테스트 케이스의 수 T (T ≤ 20)가 주어진다.

각 테스트 케이스마다 첫째 줄에 세 정수 R, S, C(1 ≤ R ≤ 20, 0 ≤ S ≤ 30, 0 ≤ C ≤ 30)가 주어지고, 그 다음 R개의 줄은 영화관 가장 앞쪽에 있는 좌석줄부터 시작하여 가장 뒤쪽에 있는 좌석줄과 대응된다. 각 줄은 길이 8의 바이너리 문자열인데, 0은 비예약석을 1은 예약석을 의미한다.

출력

각 테스트 케이스마다 명시한 조건들을 모두 만족시킬 수 있으면 "YES" 아니면 "NO"를 출력한다.

예제 입력 1

3
3 5 1
00000000
01111100
00000000
2 4 1
00000000
10011000
2 5 1
00000000
10011000

예제 출력 1

YES
YES
NO
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20)\uac00 \uc8fc\uc5b4\uc9c4\ub2e4.<\/p>\r\n\r\n<p>\uac01 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub9c8\ub2e4 \uccab\uc9f8 \uc904\uc5d0&nbsp;\uc138 \uc815\uc218 R, S, C(1 &le; R &le; 20, 0 &le; S &le; 30, 0 &le; C &le; 30)\uac00 \uc8fc\uc5b4\uc9c0\uace0, \uadf8 \ub2e4\uc74c R\uac1c\uc758 \uc904\uc740 \uc601\ud654\uad00 \uac00\uc7a5 \uc55e\ucabd\uc5d0 \uc788\ub294 \uc88c\uc11d\uc904\ubd80\ud130 \uc2dc\uc791\ud558\uc5ec \uac00\uc7a5 \ub4a4\ucabd\uc5d0 \uc788\ub294 \uc88c\uc11d\uc904\uacfc \ub300\uc751\ub41c\ub2e4. \uac01 \uc904\uc740 \uae38\uc774 8\uc758 \ubc14\uc774\ub108\ub9ac \ubb38\uc790\uc5f4\uc778\ub370, 0\uc740 \ube44\uc608\uc57d\uc11d\uc744 1\uc740 \uc608\uc57d\uc11d\uc744 \uc758\ubbf8\ud55c\ub2e4.<\/p>\r\n","output":"<p>\uac01 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub9c8\ub2e4 \uba85\uc2dc\ud55c \uc870\uac74\ub4e4\uc744 \ubaa8\ub450 \ub9cc\uc871\uc2dc\ud0ac \uc218 \uc788\uc73c\uba74 &quot;YES&quot; \uc544\ub2c8\uba74 &quot;NO&quot;\ub97c \ucd9c\ub825\ud55c\ub2e4.<\/p>\r\n","hint":"","original":"0","html_title":"0","problem_lang_tcode":"Korean"},{"problem_id":"9346","problem_lang":"1","title":"Theater","description":"<p>In this question, you are to help the owner of a theater in Bangkok. The theater has R rows and each row has 8 seats. Some of these seats are already reserved in advance. Now, you have some customers wanting to see the movie. There are two types of customers. The first type is those who are single. The other type is those who come as a couple. Naturally, a couple wants to sit next to each other. Also, if possible, each single and each couple do not want to sit next to or behind another person. The customers will be very happy if these constraints can be met.&nbsp;<\/p>\r\n\r\n<p>Your task in this problem is hence to determine if that is possible. Specifically, you are given the seats that already reserved, the number of singles S and the number of couple C, you are to determine if it&rsquo;s possible to seat them such that all of the followings are met for all singles and couples:&nbsp;<\/p>\r\n\r\n<p>Single can only be seated at a non-reserved seat.<br \/>\r\nSingle does not sit next to any person in the same row.<br \/>\r\nSingle does not sit directly behind any person in the adjacent row in front of him\/her.<br \/>\r\nCouple can only be seated at two adjacent non-reserved seats in the same row.<br \/>\r\nCouple does not sit next to any person in the same row, except his\/her partner.<br \/>\r\nCouple does not sit directly behind any person in the adjacent row in front of him\/her.&nbsp;<\/p>\r\n\r\n<p><strong>** Note: person is defined to be another single, another couple or a reserved seat, as there will be someone sitting there. **&nbsp;<\/strong><\/p>\r\n\r\n<p><strong>Note: The reserve seats do not need to satisfy any of these constraints, as the customer who reserved the seats are happy to sit there regardless.&nbsp;<\/strong><\/p>\r\n","input":"<p>First line of input is a number of test cases T &le; 20.&nbsp;<\/p>\r\n\r\n<p>Each test case starts with a line containing three numbers, R, S, C (1 &le; R &le; 20, 0 &le; S &le; 30, 0 &le; C &le; 30). The next R lines represent the rows in the theater starting from the front-most row to the back-most row. Each line is a binary string of length 8 where 0 indicates that a seat is non-reserved and 1 indicates that a seat is reserved.&nbsp;<\/p>\r\n","output":"<p>For each test case, display YES if it&rsquo;s possible to satisfy all requirement. Otherwise, the line should be the string NO&nbsp;<\/p>\r\n","hint":"<p>A possible seating for input 1 that satisfy all the requirement is (s indicates single, c indicates couple)<\/p>\r\n\r\n<p><img alt=\"\" src=\"\/upload\/images\/theater1.png\" style=\"height:87px; width:199px\" \/><\/p>\r\n\r\n<p>A possible seating for input 2 is:&nbsp;<\/p>\r\n\r\n<p><img alt=\"\" src=\"\/upload\/images\/theater2.png\" style=\"height:63px; width:201px\" \/><\/p>\r\n\r\n<p>There is no possible seating to satisfy all constraints for input3. &nbsp; &nbsp;<\/p>\r\n","original":"1","html_title":"0","problem_lang_tcode":"English"}]

출처

ICPC > Regionals > Asia Pacific > Thailand > Asia Thailand National Programming Contest > 2013 ACM-ICPC Thailand National Programming Contest  H번