시간 제한메모리 제한제출정답맞힌 사람정답 비율
2 초 128 MB38225.263%

문제

A, C, G, U로 이루어진 문자열 S가 주어졌을 때, 만들 수 있는 짝의 개수 중에서 최댓값을 구하는 프로그램을 작성하시오.

짝은 다음과 같은 조건을 지켜야 한다.

  1. A는 U의 짝을 지을 수 있다.
  2. C는 G와 짝을 지을 수 있다.
  3. 한 문자는 최대 한 개의 문자와 짝을 지을 수 있다.
  4. w < x, y < z, w < y인 경우에, w번째 글자가 x번째 글자와 짝을 지었고, y번째 글자가 z번째 글자와 짝을 지었을 때, 다음 둘 중 하나의 조건이 참이 되어야 한다.
    • y > x
    • z < x
  5. C와 G는 최대 K개만 짝을 지을 수 있다.

문자열 S가 RLE 인코딩한 형태로 주어졌을 때, 만들 수 있는 짝의 최대 개수를 구하는 프로그램을 작성하시오.

RLE 인코딩이란, 연속된 같은 문자가 몇 번 등장하는지 정수로 나타낸 인코딩을 의미한다. 예를 들어, "AAAACCGAAUUG"는 "A4C2G1A2U2G1"로 인코딩할 수 있다. 즉, <c1f1c2f2c3f3...cnfn>의 형태로 입력이 주어지며, ci는 A, C, G, U중 하나, fi는 양의 정수이다.

입력으로 주어지는 문자열은 다음과 같은 4가지 조건을 만족한다.

  1. f1 + f2 + f3 + ...fn ≤ 10050
  2. f1 ≤ 5000
  3. fn ≤ 5000
  4. f2 + f3 + f4 + . . . + fn − 1 ≤ 50

입력

첫째 줄에 테스트 케이스의 개수 T (T ≤ 200)가 주어진다. 첫째 줄에는 문자열 S가 RLE 인코딩한 형태로 주어지며, 둘째 줄에는 K (0 ≤ K ≤ 20)가 주어진다. 

출력

각각의 테스트 케이스에 대해서, 만들 수 있는 짝의 최대 개수를 출력한다.

예제 입력 1

3
A3C1G1C1U4A2U1
1
A3C1G1C1U4A2U1
0
A100U200
2

예제 출력 1

Case 1: 6
Case 2: 5
Case 3: 100

힌트

첫 번째 예제의 경우에 아래와 같이 6개의 짝을 만들 수 있다.

[{"problem_id":"3808","problem_lang":"0","title":"ACGU","description":"<p>A, C, G, U\ub85c \uc774\ub8e8\uc5b4\uc9c4 \ubb38\uc790\uc5f4 S\uac00 \uc8fc\uc5b4\uc84c\uc744 \ub54c, \ub9cc\ub4e4 \uc218 \uc788\ub294 \uc9dd\uc758 \uac1c\uc218 \uc911\uc5d0\uc11c \ucd5c\ub313\uac12\uc744 \uad6c\ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \uc791\uc131\ud558\uc2dc\uc624.<\/p>\r\n\r\n<p>\uc9dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 \uc870\uac74\uc744 \uc9c0\ucf1c\uc57c \ud55c\ub2e4.<\/p>\r\n\r\n<ol>\r\n\t<li>A\ub294 U\uc758 \uc9dd\uc744 \uc9c0\uc744 \uc218 \uc788\ub2e4.<\/li>\r\n\t<li>C\ub294 G\uc640 \uc9dd\uc744 \uc9c0\uc744 \uc218 \uc788\ub2e4.<\/li>\r\n\t<li>\ud55c \ubb38\uc790\ub294 \ucd5c\ub300 \ud55c \uac1c\uc758 \ubb38\uc790\uc640 \uc9dd\uc744 \uc9c0\uc744 \uc218 \uc788\ub2e4.<\/li>\r\n\t<li>w &lt; x, y &lt; z, w &lt; y\uc778 \uacbd\uc6b0\uc5d0, w\ubc88\uc9f8 \uae00\uc790\uac00 x\ubc88\uc9f8 \uae00\uc790\uc640 \uc9dd\uc744 \uc9c0\uc5c8\uace0, y\ubc88\uc9f8 \uae00\uc790\uac00 z\ubc88\uc9f8 \uae00\uc790\uc640 \uc9dd\uc744 \uc9c0\uc5c8\uc744 \ub54c, \ub2e4\uc74c \ub458 \uc911 \ud558\ub098\uc758 \uc870\uac74\uc774 \ucc38\uc774 \ub418\uc5b4\uc57c \ud55c\ub2e4.\r\n\t<ul>\r\n\t\t<li>y &gt; x<\/li>\r\n\t\t<li>z &lt; x<\/li>\r\n\t<\/ul>\r\n\t<\/li>\r\n\t<li>C\uc640 G\ub294 \ucd5c\ub300 K\uac1c\ub9cc \uc9dd\uc744 \uc9c0\uc744 \uc218 \uc788\ub2e4.<\/li>\r\n<\/ol>\r\n\r\n<p>\ubb38\uc790\uc5f4 S\uac00 RLE \uc778\ucf54\ub529\ud55c \ud615\ud0dc\ub85c \uc8fc\uc5b4\uc84c\uc744 \ub54c, \ub9cc\ub4e4 \uc218 \uc788\ub294 \uc9dd\uc758 \ucd5c\ub300 \uac1c\uc218\ub97c \uad6c\ud558\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \uc791\uc131\ud558\uc2dc\uc624.<\/p>\r\n\r\n<p>RLE \uc778\ucf54\ub529\uc774\ub780, \uc5f0\uc18d\ub41c \uac19\uc740 \ubb38\uc790\uac00 \uba87 \ubc88 \ub4f1\uc7a5\ud558\ub294\uc9c0 \uc815\uc218\ub85c \ub098\ud0c0\ub0b8 \uc778\ucf54\ub529\uc744 \uc758\ubbf8\ud55c\ub2e4. \uc608\ub97c \ub4e4\uc5b4, &quot;AAAACCGAAUUG&quot;\ub294 &quot;A4C2G1A2U2G1&quot;\ub85c \uc778\ucf54\ub529\ud560 \uc218 \uc788\ub2e4. \uc989, &lt;c<sub>1<\/sub>f<sub>1<\/sub>c<sub>2<\/sub>f<sub>2<\/sub>c<sub>3<\/sub>f<sub>3<\/sub>...c<sub>n<\/sub>f<sub>n<\/sub>&gt;\uc758 \ud615\ud0dc\ub85c \uc785\ub825\uc774 \uc8fc\uc5b4\uc9c0\uba70, c<sub>i<\/sub>\ub294 A, C, G, U\uc911 \ud558\ub098, f<sub>i<\/sub>\ub294 \uc591\uc758 \uc815\uc218\uc774\ub2e4.<\/p>\r\n\r\n<p>\uc785\ub825\uc73c\ub85c \uc8fc\uc5b4\uc9c0\ub294 \ubb38\uc790\uc5f4\uc740 \ub2e4\uc74c\uacfc \uac19\uc740 4\uac00\uc9c0 \uc870\uac74\uc744 \ub9cc\uc871\ud55c\ub2e4.<\/p>\r\n\r\n<ol>\r\n\t<li>f<sub>1<\/sub> + f<sub>2<\/sub> + f<sub>3<\/sub> + ...f<sub>n<\/sub> &le; 10050<\/li>\r\n\t<li>f<sub>1<\/sub> &le; 5000<\/li>\r\n\t<li>f<sub>n<\/sub> &le; 5000<\/li>\r\n\t<li>f<sub>2<\/sub> + f<sub>3<\/sub> + f<sub>4<\/sub> + . . . + f<sub>n &minus; 1<\/sub> &le; 50<\/li>\r\n<\/ol>\r\n","input":"<p>\uccab\uc9f8 \uc904\uc5d0 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\uc758 \uac1c\uc218 T (T &le; 200)\uac00 \uc8fc\uc5b4\uc9c4\ub2e4. \uccab\uc9f8 \uc904\uc5d0\ub294 \ubb38\uc790\uc5f4 S\uac00 RLE \uc778\ucf54\ub529\ud55c \ud615\ud0dc\ub85c \uc8fc\uc5b4\uc9c0\uba70, \ub458\uc9f8 \uc904\uc5d0\ub294 K (0 &le; K &le; 20)\uac00 \uc8fc\uc5b4\uc9c4\ub2e4.&nbsp;<\/p>\r\n","output":"<p>\uac01\uac01\uc758 \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\uc5d0 \ub300\ud574\uc11c, \ub9cc\ub4e4 \uc218 \uc788\ub294 \uc9dd\uc758 \ucd5c\ub300 \uac1c\uc218\ub97c \ucd9c\ub825\ud55c\ub2e4.<\/p>\r\n","hint":"<p>\uccab \ubc88\uc9f8 \uc608\uc81c\uc758 \uacbd\uc6b0\uc5d0 \uc544\ub798\uc640 \uac19\uc774 6\uac1c\uc758 \uc9dd\uc744 \ub9cc\ub4e4 \uc218 \uc788\ub2e4.<\/p>\r\n\r\n<p><img alt=\"\" src=\"\/upload\/images2\/rna.png\" style=\"height:134px; width:497px\" \/><\/p>\r\n","original":"0","html_title":"0","problem_lang_tcode":"Korean"},{"problem_id":"3808","problem_lang":"1","title":"RNA Secondary Structure","description":"<p>RNA, which stands for Ribonucleic Acid, is one of the major macromolecules that are essential for all known forms of life. It is made up of a long chain of components called nucleotides. Each component is made up of one of 4 bases and are represented using A, C, G or U. The primary structure of RNA is a sequence of these characters. The secondary structure of RNA refers to the base pairing interactions between different components. More specifically, base A can pair up with base U and base C can pair up with base G. The stability of the RNA secondary structure depends on the total number of base pairs that can be formed. The final structure is the one that contains the maximum number of base pairs.<\/p>\r\n\r\n<p>Let&rsquo;s represent the primary structure as a string consisting of characters from the set (ACGU). The rules of secondary structure formation are as follows:<\/p>\r\n\r\n<ol>\r\n\t<li>Any base A can form a pair with any base U<\/li>\r\n\t<li>Any base C can form a pair with any base G<\/li>\r\n\t<li>Each base can be part of at most one pair.<\/li>\r\n\t<li>Let&rsquo;s assume w &lt; x, y &lt; z and w &lt; y. If base at index w forms a pair with base at index x and base at index y forms a pair with base at index z, then one of the following two conditions must be true:\r\n\t<ul>\r\n\t\t<li>y &gt; x<\/li>\r\n\t\t<li>z &lt; x<\/li>\r\n\t<\/ul>\r\n\t<\/li>\r\n\t<li>There can be at most K pairs between C and G.<\/li>\r\n<\/ol>\r\n\r\n<p>You will be given the primary structure of the RNA of a certain species and your job is to figure out the total number of base pairings in the final secondary structure based on the constraints mentioned above.<\/p>\r\n\r\n<p>You will be given the primary structure in a compressed format that uses Run-length encoding. In this type of data compression, consecutive characters having the same value is replaced with a single character followed by its frequency. For example, &ldquo;AAAACCGAAUUG&rdquo; will be represented using &ldquo;A4C2G1A2U2G1&rdquo;. That means the primary structure will be given in the format &lt; c1f1c2f2c3f3...cnfn &gt;, where ci is from the set (ACGU) and fi is a positive integer.<\/p>\r\n\r\n<p>The species that we are dealing with have the following properties:<\/p>\r\n\r\n<ol>\r\n\t<li>f1 + f2 + f3 + ...fn &le; 10050<\/li>\r\n\t<li>f1 &le; 5000<\/li>\r\n\t<li>fn &le; 5000<\/li>\r\n\t<li>f2 + f3 + f4 + . . . + fn &minus; 1 &le; 50<\/li>\r\n<\/ol>\r\n","input":"<p>The first line of input is an integer T (T &le; 200) that indicates the number of test cases. Each case contains two lines. The first line is the primary structure given in run-length encoded format. The second line gives you the value of K (0 &le; K &le; 20), that gives an upper limit on the number of C &minus; G base pairs that can be in the final secondary structure.<\/p>\r\n","output":"<p>For each case, output the case number followed by the maximum number of base pairs that can be formed. Look at the samples for exact format.<\/p>\r\n","hint":"<p>One possible final secondary structure for case 1 is depicted below that shows the 6 base pairings.<\/p>\r\n\r\n<p><img alt=\"\" src=\"\/upload\/images2\/rna.png\" style=\"height:134px; width:497px\" \/><\/p>\r\n","original":"1","html_title":"0","problem_lang_tcode":"English"}]

출처

ICPC > Regionals > Europe > Southwestern European Regional Contest > SWERC 2012 D번

  • 문제를 번역한 사람: baekjoon
  • 문제의 오타를 찾은 사람: y305205