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문제

연종이는 리포지토리에서 코드를 리뷰하던 중, 신입사원 규현이가 인터넷에서 찾아서 복사 붙여넣기한 소스를 발견했다. 만약, 소스 코드의 작성자가 이 사실을 알게될 경우, 연종이의 회사는 거액의 소송을 당할 수 있고, 지금까지 쌓아올린 공든 탑을 한 순간에 무너뜨릴 수 있다. 연종이는 긴급 회의를 열었고, 절대로 인터넷에서 찾은 소스를 사용하지 말 것을 당부했다.

직원들은 연종이의 말을 들을리가 없으므로, 계속해서 인터넷에서 소스를 복사할 것이다. 따라서, 연종이는 다음과 같은 모니터링 시스템을 만들기로 했다.

연종이가 만들 시스템은 다음과 같이 작동한다.

매번 새로운 소스를 제출할 때 마다, 바뀐 소스의 전체 내용을 알려져있는 모든 오픈 소스 리포지토리와 비교한다. 각 파일에서 가장 많이 겹치는 연속된 줄이 기록될 것이다.

이러한 소스 비교는 줄 단위로 이루어진다. 빈 줄, 공백만 포함한 줄은 비교를 하지 않고, 줄의 개수로 세지 않는다. 각 줄의 앞에 있는 공백과 뒤에 있는 공백도 또한 무시되고, 연속된 공백도 공백 1개로 생각한다. 모든 비교는 대소문자를 가린다.

연종이가 만들려고 하는 프로그램을 만드는 프로그램을 작성하시오.

입력

첫째 줄에는 알려져 있는 오픈 소스의 개수 N이 주어진다. (0 ≤ N ≤ 100) 그 다음 줄부터 오픈 소스의 정보가 주어진다. 각 오픈 소스의 첫째 줄에는 파일 이름이 주어진다. 파일 이름은 공백을 포함하지 않으며, 중복되지 않는다. 또한, 길이는 최대 254글자이다. 다음 줄부터 소스의 내용이 주어지며, 소스의 마지막 줄에는 "***END***"가 주어진다. 이것은 소스 코드의 일부가 아니며, 마지막을 표시하기 위한 줄이다.

오픈 소스의 정보가 모두 주어진 이후에는 비교할 소스가 주어진다. 이 소스의 마지막 줄에도 "***END***"가 주어진다.

모든 줄은 254글자 이내이다. 모든 소스 코드는 10000줄 이내이다. 코드와 파일 이름은 ASCII문자 32~126을 포함하며, 입력은 106글자를 넘지 않는다. 

출력

첫째 줄에 가장 많이 겹치는 연속된 줄의 수를 출력한다. (빈 줄은 세지 않는다) 그 다음, 공백을 출력한 뒤 해당하는 소스의 파일 이름을 출력한다. 소스 코드가 여러 개일 경우에는 공백으로 구분하여 출력하며, 입력으로 주어진 순서를 지켜야 한다. 만약, 겹치는 줄이 없을 때는 0을 출력한다.

예제 입력 1

2
HelloWorld.c
int Main() {
    printf("Hello %d\n",i);
}
***END***
Add.c
int Main() {
  for (int i=0; i<10; i++)
    sum += i;
  printf("SUM %d", sum);
}
***END***
int Main() {
  printf("Hello %d\n",i);
  printf("THE END\n");
}
***END***

예제 출력 1

2 HelloWorld.c

예제 입력 2

2
HelloWorld1.bas
10 PRINT "*******************"
20 PRINT "*******************"
30 PRINT "--- HELLO WORLD ---"
40 PRINT "*******************"
50 PRINT "*******************"
***END***
HelloWorld2.bas
10 PRINT "-------------------"
20 PRINT "*******************"
30 PRINT "--- HELLO WORLD ---"
40 PRINT "*******************"
50 PRINT "-------------------"
***END***
10 REM Hello ver 1.0 (c) Acme 2008
20 PRINT "*******************"
30 PRINT "--- HELLO WORLD ---"
40 PRINT "*******************"
50 END
***END***

예제 출력 2

3 HelloWorld1.bas HelloWorld2.bas
[{"problem_id":"5044","problem_lang":"0","title":"\ucf54\ub4dc \uc808\ub3c4","description":"<p>\uc5f0\uc885\uc774\ub294 \ub9ac\ud3ec\uc9c0\ud1a0\ub9ac\uc5d0\uc11c \ucf54\ub4dc\ub97c \ub9ac\ubdf0\ud558\ub358 \uc911, \uc2e0\uc785\uc0ac\uc6d0 \uaddc\ud604\uc774\uac00 \uc778\ud130\ub137\uc5d0\uc11c \ucc3e\uc544\uc11c \ubcf5\uc0ac \ubd99\uc5ec\ub123\uae30\ud55c \uc18c\uc2a4\ub97c \ubc1c\uacac\ud588\ub2e4. \ub9cc\uc57d, \uc18c\uc2a4 \ucf54\ub4dc\uc758 \uc791\uc131\uc790\uac00 \uc774 \uc0ac\uc2e4\uc744 \uc54c\uac8c\ub420 \uacbd\uc6b0, \uc5f0\uc885\uc774\uc758 \ud68c\uc0ac\ub294 \uac70\uc561\uc758 \uc18c\uc1a1\uc744 \ub2f9\ud560 \uc218 \uc788\uace0, \uc9c0\uae08\uae4c\uc9c0 \uc313\uc544\uc62c\ub9b0 \uacf5\ub4e0 \ud0d1\uc744 \ud55c \uc21c\uac04\uc5d0 \ubb34\ub108\ub728\ub9b4 \uc218 \uc788\ub2e4. \uc5f0\uc885\uc774\ub294 \uae34\uae09 \ud68c\uc758\ub97c \uc5f4\uc5c8\uace0, \uc808\ub300\ub85c \uc778\ud130\ub137\uc5d0\uc11c \ucc3e\uc740 \uc18c\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc9c0 \ub9d0 \uac83\uc744 \ub2f9\ubd80\ud588\ub2e4.<\/p>\r\n\r\n<p>\uc9c1\uc6d0\ub4e4\uc740 \uc5f0\uc885\uc774\uc758 \ub9d0\uc744 \ub4e4\uc744\ub9ac\uac00 \uc5c6\uc73c\ubbc0\ub85c, \uacc4\uc18d\ud574\uc11c \uc778\ud130\ub137\uc5d0\uc11c \uc18c\uc2a4\ub97c \ubcf5\uc0ac\ud560 \uac83\uc774\ub2e4. \ub530\ub77c\uc11c, \uc5f0\uc885\uc774\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ubaa8\ub2c8\ud130\ub9c1 \uc2dc\uc2a4\ud15c\uc744 \ub9cc\ub4e4\uae30\ub85c \ud588\ub2e4.<\/p>\r\n\r\n<p>\uc5f0\uc885\uc774\uac00 \ub9cc\ub4e4 \uc2dc\uc2a4\ud15c\uc740 \ub2e4\uc74c\uacfc \uac19\uc774 \uc791\ub3d9\ud55c\ub2e4.<\/p>\r\n\r\n<p>\ub9e4\ubc88 \uc0c8\ub85c\uc6b4 \uc18c\uc2a4\ub97c \uc81c\ucd9c\ud560 \ub54c \ub9c8\ub2e4, \ubc14\ub010 \uc18c\uc2a4\uc758 \uc804\uccb4 \ub0b4\uc6a9\uc744 \uc54c\ub824\uc838\uc788\ub294 \ubaa8\ub4e0 \uc624\ud508 \uc18c\uc2a4 \ub9ac\ud3ec\uc9c0\ud1a0\ub9ac\uc640 \ube44\uad50\ud55c\ub2e4. \uac01 \ud30c\uc77c\uc5d0\uc11c \uac00\uc7a5 \ub9ce\uc774 \uacb9\uce58\ub294 \uc5f0\uc18d\ub41c \uc904\uc774 \uae30\ub85d\ub420 \uac83\uc774\ub2e4.<\/p>\r\n\r\n<p>\uc774\ub7ec\ud55c \uc18c\uc2a4 \ube44\uad50\ub294 \uc904 \ub2e8\uc704\ub85c \uc774\ub8e8\uc5b4\uc9c4\ub2e4. \ube48 \uc904, \uacf5\ubc31\ub9cc \ud3ec\ud568\ud55c \uc904\uc740 \ube44\uad50\ub97c \ud558\uc9c0 \uc54a\uace0, \uc904\uc758 \uac1c\uc218\ub85c \uc138\uc9c0 \uc54a\ub294\ub2e4. \uac01 \uc904\uc758 \uc55e\uc5d0 \uc788\ub294 \uacf5\ubc31\uacfc \ub4a4\uc5d0 \uc788\ub294 \uacf5\ubc31\ub3c4 \ub610\ud55c \ubb34\uc2dc\ub418\uace0, \uc5f0\uc18d\ub41c \uacf5\ubc31\ub3c4 \uacf5\ubc31 1\uac1c\ub85c \uc0dd\uac01\ud55c\ub2e4. \ubaa8\ub4e0 \ube44\uad50\ub294 \ub300\uc18c\ubb38\uc790\ub97c \uac00\ub9b0\ub2e4.<\/p>\r\n\r\n<p>\uc5f0\uc885\uc774\uac00 \ub9cc\ub4e4\ub824\uace0 \ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \ub9cc\ub4dc\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \uc791\uc131\ud558\uc2dc\uc624.<\/p>\r\n","input":"<p>\uccab\uc9f8 \uc904\uc5d0\ub294 \uc54c\ub824\uc838 \uc788\ub294 \uc624\ud508 \uc18c\uc2a4\uc758 \uac1c\uc218 N\uc774 \uc8fc\uc5b4\uc9c4\ub2e4. (0 &le; N &le; 100) \uadf8 \ub2e4\uc74c \uc904\ubd80\ud130 \uc624\ud508 \uc18c\uc2a4\uc758 \uc815\ubcf4\uac00 \uc8fc\uc5b4\uc9c4\ub2e4. \uac01 \uc624\ud508 \uc18c\uc2a4\uc758 \uccab\uc9f8 \uc904\uc5d0\ub294 \ud30c\uc77c \uc774\ub984\uc774 \uc8fc\uc5b4\uc9c4\ub2e4. \ud30c\uc77c \uc774\ub984\uc740 \uacf5\ubc31\uc744 \ud3ec\ud568\ud558\uc9c0 \uc54a\uc73c\uba70, \uc911\ubcf5\ub418\uc9c0 \uc54a\ub294\ub2e4. \ub610\ud55c, \uae38\uc774\ub294 \ucd5c\ub300 254\uae00\uc790\uc774\ub2e4. \ub2e4\uc74c \uc904\ubd80\ud130 \uc18c\uc2a4\uc758 \ub0b4\uc6a9\uc774 \uc8fc\uc5b4\uc9c0\uba70, \uc18c\uc2a4\uc758 \ub9c8\uc9c0\ub9c9 \uc904\uc5d0\ub294 &quot;***END***&quot;\uac00 \uc8fc\uc5b4\uc9c4\ub2e4. \uc774\uac83\uc740 \uc18c\uc2a4 \ucf54\ub4dc\uc758 \uc77c\ubd80\uac00 \uc544\ub2c8\uba70, \ub9c8\uc9c0\ub9c9\uc744 \ud45c\uc2dc\ud558\uae30 \uc704\ud55c \uc904\uc774\ub2e4.<\/p>\r\n\r\n<p>\uc624\ud508 \uc18c\uc2a4\uc758 \uc815\ubcf4\uac00 \ubaa8\ub450 \uc8fc\uc5b4\uc9c4 \uc774\ud6c4\uc5d0\ub294 \ube44\uad50\ud560 \uc18c\uc2a4\uac00 \uc8fc\uc5b4\uc9c4\ub2e4. \uc774 \uc18c\uc2a4\uc758 \ub9c8\uc9c0\ub9c9 \uc904\uc5d0\ub3c4 &quot;***END***&quot;\uac00 \uc8fc\uc5b4\uc9c4\ub2e4.<\/p>\r\n\r\n<p>\ubaa8\ub4e0 \uc904\uc740 254\uae00\uc790 \uc774\ub0b4\uc774\ub2e4. \ubaa8\ub4e0 \uc18c\uc2a4 \ucf54\ub4dc\ub294 10000\uc904 \uc774\ub0b4\uc774\ub2e4. \ucf54\ub4dc\uc640 \ud30c\uc77c \uc774\ub984\uc740 ASCII\ubb38\uc790 32~126\uc744 \ud3ec\ud568\ud558\uba70, \uc785\ub825\uc740 10<sup>6<\/sup>\uae00\uc790\ub97c \ub118\uc9c0 \uc54a\ub294\ub2e4.&nbsp;<\/p>\r\n","output":"<p>\uccab\uc9f8 \uc904\uc5d0 \uac00\uc7a5 \ub9ce\uc774 \uacb9\uce58\ub294 \uc5f0\uc18d\ub41c \uc904\uc758 \uc218\ub97c \ucd9c\ub825\ud55c\ub2e4. (\ube48 \uc904\uc740 \uc138\uc9c0 \uc54a\ub294\ub2e4) \uadf8 \ub2e4\uc74c, \uacf5\ubc31\uc744 \ucd9c\ub825\ud55c \ub4a4 \ud574\ub2f9\ud558\ub294 \uc18c\uc2a4\uc758 \ud30c\uc77c \uc774\ub984\uc744 \ucd9c\ub825\ud55c\ub2e4. \uc18c\uc2a4 \ucf54\ub4dc\uac00 \uc5ec\ub7ec \uac1c\uc77c \uacbd\uc6b0\uc5d0\ub294 \uacf5\ubc31\uc73c\ub85c \uad6c\ubd84\ud558\uc5ec \ucd9c\ub825\ud558\uba70, \uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c4 \uc21c\uc11c\ub97c \uc9c0\ucf1c\uc57c \ud55c\ub2e4. \ub9cc\uc57d, \uacb9\uce58\ub294 \uc904\uc774 \uc5c6\uc744 \ub54c\ub294 0\uc744 \ucd9c\ub825\ud55c\ub2e4.<\/p>\r\n","hint":"","original":"0","html_title":"0","problem_lang_tcode":"Korean"},{"problem_id":"5044","problem_lang":"1","title":"Code Theft","description":"<p>While reviewing code recently being checked into the repository, Jim discovered that some employees now and then seemed to copy code right from the Internet into the company code base. This would be a potential disaster as the company then risks getting sued by copyright holders of the original code. The obvious solution, talking to the employees and kindly ask them not to submit any stolen code, seemed to solve the problem. Still, it was decided that a screening process should be introduced to detect newly stolen code.<\/p>\r\n\r\n<p>The screening would work as follows: Every time new code was checked in, the full contents of the changed les where matched against a repository of known open source code. For each le the longest match, in number of consecutive lines, should be reported.<\/p>\r\n\r\n<p>Comparison is done line by line. Empty lines, and lines only containing space, are ignored during comparison and not counted. Leading and trailing spaces should be ignored completely and consecutive space characters inside the lines are treated as one single space. The comparison is case-sensitive.<\/p>\r\n","input":"<p>Test data starts with the number 0 &le; N &le; 100 of code fragments in the repository. Then follows, for each code fragment, one line containing the file name that the fragment was fetched from and the contents of the fragment on subsequent lines. File names will neither contain whitespace nor be guaranteed to be unique. The name is at most 254 characters long. Each fragment is terminated by ***END*** on a line by its own. This line is not considered being part of the fragment.<\/p>\r\n\r\n<p>After the fragments in the repository have all been listed, comes the actual code snippet to find matches for. This snippet is also terminated by ***END*** on a line by its own.<\/p>\r\n\r\n<p>Lines are guaranteed to be no longer than 254 characters. No code fragment will be longer than 10000 lines. Any code and file name lines will only contain the ASCII characters 32-126. The total size of the input file will not exceed 106 characters.<\/p>\r\n","output":"<p>For each test case, write the number of matching consecutive lines (empty lines not counted) in a longest match from the repository, followed by a space-separated list of the file names of each fragments containing a match of this length, given in the order that the matching fragments were presented in the repository description. If no fragments match, write the number 0 on a line of its own.<\/p>\r\n","hint":"","original":"1","html_title":"0","problem_lang_tcode":"English"}]

출처

ICPC > Regionals > Europe > Northwestern European Regional Contest > Nordic Collegiate Programming Contest > NCPC 2008 C번

  • 문제를 번역한 사람: baekjoon
  • 문제의 오타를 찾은 사람: jh05013