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dict | java8
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16,725 |
Beautiful Strings
|
You are given a string, $S$, consisting of lowercase English letters.
A string is *beautiful* with respect to $S$ if it can be derived from $S$ by removing *exactly* $2$ characters.
Find and print the number of different strings that are *beautiful* with respect to $S$.
|
hackerrank
|
Hard
|
{
"class_name": "Result",
"func_sign": [
"public static long beautifulStrings(String s)"
],
"script_name": "Solution",
"solution": "import java.io.*;\nimport java.math.BigInteger;\nimport java.util.*;\n\n\n\npublic class B\n{\n String line;\n StringTokenizer inputParser;\n BufferedReader is;\n FileInputStream fstream;\n DataInputStream in;\n String FInput=\"\";\n \n void openInput(String file)\n {\n\n if(file==null)is = new BufferedReader(new InputStreamReader(System.in));//stdin\n else\n {\n try{\n \n \n fstream = new FileInputStream(file);\n in = new DataInputStream(fstream);\n is = new BufferedReader(new InputStreamReader(in));\n }catch(Exception e)\n {\n System.err.println(e);\n }\n }\n\n }\n \n void readNextLine()\n\t{\n\t\ttry {\n\t\t\tline = is.readLine();\n\t\t\tinputParser = new StringTokenizer(line, \" ,\\t\");\n\t\t\t//System.err.println(\"Input: \" + line);\n\t\t} catch (IOException e) {\n\t\t\tSystem.err.println(\"Unexpected IO ERROR: \" + e);\n\t\t}\t\n\t\tcatch (NullPointerException e)\n\t\t{\n\t\t\tline=null;\n\t\t\t\n\t\t}\n\t\t\n\t}\n \n long NextLong()\n {\n String n = inputParser.nextToken();\n \n long val = Long.parseLong(n);\n \n return val;\n }\n \n int NextInt()\n {\n String n = inputParser.nextToken();\n int val = Integer.parseInt(n);\n \n //System.out.println(\"I read this number: \" + val);\n return val;\n }\n \n double NextDouble()\n {\n String n = inputParser.nextToken();\n double val = Double.parseDouble(n);\n \n //System.out.println(\"I read this number: \" + val);\n return val;\n }\n \n String NextString()\n {\n String n = inputParser.nextToken();\n return n;\n }\n \n void closeInput()\n {\n try {\n is.close();\n } catch (IOException e) {\n System.err.println(\"Unexpected IO ERROR: \" + e);\n }\n \n }\n \n public static void main(String [] argv)\n {\n //String filePath=\"circles.in\";\n String filePath=null;\n if(argv.length>0)filePath=argv[0];\n new B(filePath);\n \n }\n \n public B(String inputFile)\n {\n \topenInput(inputFile);\n\t\t//readNextLine();\n\t\tint T=1;//NextInt();\n\t\tStringBuilder sb = new StringBuilder();\n\t\tfor(int t=1; t<=T; t++)\n\t\t{\n\t\t\treadNextLine();\n\t\t\tint N=line.length();\n\t\t\t/*HashSet<String>res = new HashSet<String>();\n\t\t\tfor(int i=0; i<N; i++)\n\t\t\t{\n\t\t\t\tfor(int j=i+1; j<N; j++)\n\t\t\t\t{\n\t\t\t\t\tres.add(line.substring(0, i)+line.substring(i+1, j)+line.substring(j+1));\n\t\t\t\t}\n\t\t\t}\n\t\t\tsb.append(res.size()+\"\\n\");*/\n\t\t\tint cnt1=0;\n\t\t\tint cnt2=0;\n\t\t\tint cnt=0;\n\t\t\tchar prev='?';\n\t\t\t\n\t\t\tint sub=0;\n\t\t\tfor(int i=0; i<N-2; i++)\n\t\t\t\tif(line.charAt(i)==line.charAt(i+2)&&line.charAt(i)!=line.charAt(i+1))sub++;\n\t\t\tfor(int i=0; i<N; i++)\n\t\t\t{\n\t\t\t\tif(line.charAt(i)==prev)\n\t\t\t\t{\n\t\t\t\t\tcnt++;\n\t\t\t\t}\n\t\t\t\telse{\n\t\t\t\t\tif(cnt==1)\n\t\t\t\t\t{\n\t\t\t\t\t\tcnt1++;\n\t\t\t\t\t\t\n\t\t\t\t\t\t\n\t\t\t\t\t}\n\t\t\t\t\telse if(cnt>1)cnt2++;\n\t\t\t\t\tprev = line.charAt(i);\n\t\t\t\t\tcnt=1;\n\t\t\t\t}\n\t\t\t}\n\t\t\tif(cnt==1)cnt1++;\n\t\t\telse if(cnt>1)cnt2++;\n\t\t\tcnt1+=cnt2;\n\t\t\tlong ret = cnt1 * (long)(cnt1-1);\n\t\t\tret /=2;\n\t\t\tret += cnt2;\n\t\t\tret-=sub;\n\t\t\tsb.append(ret+\"\\n\");\n\t\t}\n\t\tSystem.out.print(sb);\n\t\t\n\t\tcloseInput();\t\t\n\t}\n\n}",
"template": "class Result {\n\n /*\n * Complete the 'beautifulStrings' function below.\n *\n * The function is expected to return a LONG_INTEGER.\n * The function accepts STRING s as parameter.\n */\n\n public static long beautifulStrings(String s) {\n // Write your code here\n\n }\n\n}\n\n",
"template_head": "import java.io.*;\nimport java.math.*;\nimport java.security.*;\nimport java.text.*;\nimport java.util.*;\nimport java.util.concurrent.*;\nimport java.util.regex.*;\n\n",
"template_tail": "public class Solution {\n public static void main(String[] args) throws IOException {\n BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));\n BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv(\"OUTPUT_PATH\")));\n\n String s = bufferedReader.readLine();\n\n long result = Result.beautifulStrings(s);\n\n bufferedWriter.write(String.valueOf(result));\n bufferedWriter.newLine();\n\n bufferedReader.close();\n bufferedWriter.close();\n }\n}\n"
}
|
{
"solution": "import java.io.*;\n\npublic class Solution {\n \n static long beautifulStrings(char[] s) {\n long result = 0;\n int res[] = new int[s.length];\n for (int j = s.length-1; j > 0; j--) {\n res[j-1] = res[j];\n if ((j > 1) && (s[j] == s[j-1])) {\n continue;\n }\n res[j-1]++;\n result++;\n }\n for (int i = 1; i < s.length-1; i++) {\n if (s[i] == s[i-1]) {\n continue;\n }\n if (s[i+1] != s[i-1]) {\n result++;\n }\n result += res[i+1];\n }\n return result;\n }\n\n public static void main(String[] args) throws IOException {\n BufferedReader br = new BufferedReader(new InputStreamReader(System.in));\n BufferedWriter bw = new BufferedWriter(new FileWriter(System.getenv(\"OUTPUT_PATH\")));\n char[] s = br.readLine().toCharArray();\n\n long result = beautifulStrings(s);\n bw.write(String.valueOf(result));\n bw.newLine();\n\n bw.close();\n br.close();\n }\n}\n",
"template": "class Result {\n\n /*\n * Complete the 'beautifulStrings' function below.\n *\n * The function is expected to return a LONG_INTEGER.\n * The function accepts STRING s as parameter.\n */\n\n public static long beautifulStrings(String s) {\n // Write your code here\n\n }\n\n}\n\n",
"template_head": "import java.io.*;\nimport java.math.*;\nimport java.security.*;\nimport java.text.*;\nimport java.util.*;\nimport java.util.concurrent.*;\nimport java.util.function.*;\nimport java.util.regex.*;\nimport java.util.stream.*;\nimport static java.util.stream.Collectors.joining;\nimport static java.util.stream.Collectors.toList;\n\n",
"template_tail": "public class Solution {\n public static void main(String[] args) throws IOException {\n BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));\n BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv(\"OUTPUT_PATH\")));\n\n String s = bufferedReader.readLine();\n\n long result = Result.beautifulStrings(s);\n\n bufferedWriter.write(String.valueOf(result));\n bufferedWriter.newLine();\n\n bufferedReader.close();\n bufferedWriter.close();\n }\n}\n"
}
|
{
"solution": "import java.io.*;\nimport java.util.*;\n\npublic class Solution {\n private static InputReader in;\n private static PrintWriter out;\n\n public static void main(String[] args) throws IOException {\n in = new InputReader(System.in);\n out = new PrintWriter(System.out, true);\n\n char[] c = in.next().toCharArray();\n int n = c.length;\n long[][] dp = new long[n][3];\n long[][] x = new long[n][3];\n dp[0][0] = 1;\n dp[0][1] = 1;\n dp[0][2] = 0;\n x[0][0] = 1;\n x[0][1] = 0;\n for (int i = 1; i < n; i++) {\n dp[i][0] = dp[i-1][0];\n dp[i][1] = dp[i-1][1] + dp[i-1][0];\n if (c[i-1] == c[i]) dp[i][1] -= dp[i-1][0];\n dp[i][2] = dp[i-1][2] + dp[i-1][1];\n if (c[i-1] == c[i]) dp[i][2] -= x[i-1][1];\n if (i >= 2 && c[i-2] == c[i]) dp[i][2] -= x[i-2][0];\n if (i >= 2 && c[i-1] == c[i-2] && c[i] == c[i-1]) dp[i][2] += x[i-1][0];\n \n x[i][0] = 1;\n x[i][1] = x[i-1][1];\n if (i == 1) x[i][1]++;\n else if (c[i-2] != c[i-1]) x[i][1] += x[i-2][0];\n \n// System.out.println(i+\" \"+Arrays.toString(dp[i]));\n }\n// HashSet<String> s = new HashSet<>();\n// for (int i = 0; i < n; i++) {\n// for (int j = i+1; j < n; j++) {\n// String xx = new String(c, 0, i) + new String(c, i+1, j-i-1) + new String(c, j+1, n-j-1);\n// s.add(xx);\n// }\n// }\n out.println(dp[n-1][2]);\n// out.println(s.size());\n out.close();\n System.exit(0);\n }\n\n static class InputReader {\n public BufferedReader reader;\n public StringTokenizer tokenizer;\n\n public InputReader(InputStream stream) {\n reader = new BufferedReader(new InputStreamReader(stream), 32768);\n tokenizer = null;\n }\n\n public String next() {\n while (tokenizer == null || !tokenizer.hasMoreTokens()) {\n try {\n tokenizer = new StringTokenizer(reader.readLine());\n } catch (IOException e) {\n throw new RuntimeException(e);\n }\n }\n return tokenizer.nextToken();\n }\n\n public int nextInt() {\n return Integer.parseInt(next());\n }\n }\n\n\n}\n",
"template": "class Result {\n\n /*\n * Complete the 'beautifulStrings' function below.\n *\n * The function is expected to return a LONG_INTEGER.\n * The function accepts STRING s as parameter.\n */\n\n public static long beautifulStrings(String s) {\n // Write your code here\n\n }\n\n}\n\n",
"template_head": "import java.io.*;\nimport java.math.*;\nimport java.security.*;\nimport java.text.*;\nimport java.util.*;\nimport java.util.concurrent.*;\nimport java.util.function.*;\nimport java.util.regex.*;\nimport java.util.stream.*;\nimport static java.util.stream.Collectors.joining;\nimport static java.util.stream.Collectors.toList;\n\n",
"template_tail": "public class Solution {\n public static void main(String[] args) throws IOException {\n BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));\n BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv(\"OUTPUT_PATH\")));\n\n String s = bufferedReader.readLine();\n\n long result = Result.beautifulStrings(s);\n\n bufferedWriter.write(String.valueOf(result));\n bufferedWriter.newLine();\n\n bufferedReader.close();\n bufferedWriter.close();\n }\n}\n"
}
|
{
"class_name": null,
"func_sign": [
"beautifulStrings(s)"
],
"solution": "import operator as op\nimport functools\n\n \ndef ncr(n, r):\n if n < r: return 0\n r = min(r, n-r)\n if r == 0: return 1\n numer = functools.reduce(op.mul, range(n, n-r, -1))\n denom = functools.reduce(op.mul, range(1, r+1))\n return numer//denom\n\n\ns = input()\ns += ' '\nn_blocks = 0\nblock_size = 0\ncount = 0\nprev = None\nprev2 = None\nfor c in s:\n if prev and c != prev:\n if block_size > 1:\n count += 1\n \n n_blocks += 1\n block_size = 1\n if c == prev2:\n count -= 1 \n \n else:\n block_size += 1\n \n prev2 = prev\n prev = c\n\nprint(ncr(n_blocks, 2) + count)",
"template": "#\n# Complete the 'beautifulStrings' function below.\n#\n# The function is expected to return a LONG_INTEGER.\n# The function accepts STRING s as parameter.\n#\n\ndef beautifulStrings(s):\n # Write your code here\n\n",
"template_head": "#!/bin/python3\n\nimport math\nimport os\nimport random\nimport re\nimport sys\n\n",
"template_tail": "if __name__ == '__main__':\n fptr = open(os.environ['OUTPUT_PATH'], 'w')\n\n s = input()\n\n result = beautifulStrings(s)\n\n fptr.write(str(result) + '\\n')\n\n fptr.close()\n"
}
|
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
| null |
2,186 |
Travel around the world
| "\n\n\nThere are N cities and N directed roads in Steven's world. The cities are numbered from 0 to (...TRUNCATED) |
hackerrank
|
Medium
| {"class_name":"Result","func_sign":["public static int travelAroundTheWorld(List<Integer> a, List<In(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.math.*;\nimport java.security.*;\nimport java.text.*;\ni(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\n\npublic class Solution {\n\n public static (...TRUNCATED) | {"class_name":null,"func_sign":["travelAroundTheWorld(a, b, c)"],"solution":"#!/usr/bin/env python3\(...TRUNCATED) | "eJysvUmOLOuSnFkD1j4Mb8zB3zdcCQFeoAbFHHByKweZAAGCQO2lVlG7K/lEzT28MY+I84oZfOC550R4mP2NNqKiov/3f/jP/+/(...TRUNCATED) | null |
19,667 |
Longest Palindromic Subsequence
| "Steve loves playing with palindromes. He has a string, $s$, consisting of $n$ lowercase English alp(...TRUNCATED) |
hackerrank
|
Hard
| {"class_name":"Result","func_sign":["public static int longestPalindromicSubsequence(String s, int k(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\nimport java.text.*;\nimport java.math.*;\nimpor(...TRUNCATED) | {"solution":"\nimport java.util.Scanner;\n\n/**\n *\n * @author abhishek\n */\npublic class LongestP(...TRUNCATED) | {"class_name":null,"func_sign":["longestPalindromicSubsequence(s, k)"],"solution":"#!/bin/python3\n\(...TRUNCATED) | "eJzsvdnOJUmWndcX0nsE6poXGUNWRulJBCgAweZ5no0goJfQPfmigpb9RYrNaqq6kywS3WQcz0REnNHdbO+1v+VuZv5//S//9//(...TRUNCATED) | null |
2,529 |
Swap Permutation
| "You are given an array _A = [1, 2, 3, ..., n]_: \n\n1. How many sequences _(S<sub>1</sub>)_ can(...TRUNCATED) |
hackerrank
|
Medium
| {"class_name":"Result","func_sign":["public static List<Integer> swapPermutation(int n, int k)"],"sc(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.math.*;\nimport java.security.*;\nimport java.security.*(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.Arrays;\n\npublic class Solution {\n\n final sta(...TRUNCATED) | {"class_name":null,"func_sign":["swapPermutation(n, k)"],"solution":"from itertools import accumulat(...TRUNCATED) | "eJyVkT0KAjEQRgU9yJB6kczkx40nEVQsdAubdYtdEETwEHooO49kWCyEzFdsqkDefPMy81i8PvPZeDbvfNnezLntht6syTCxqcg(...TRUNCATED) | 2 |
2,113 |
Extremum Permutations
| "\n\n\nLet's consider a permutation _P = {p<sub>1</sub>, p<sub>2</sub>, ..., p<sub>N</sub>}_ of the (...TRUNCATED) |
hackerrank
|
Medium
| {"class_name":"Result","func_sign":["public static int extremumPermutations(int n, List<Integer> a, (...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\nimport java.text.*;\nimport java.math.*;\nimpor(...TRUNCATED) | {"solution":"\n\nimport java.io.File;\nimport java.io.FileNotFoundException;\nimport java.util.Scann(...TRUNCATED) | {"class_name":null,"func_sign":["extremumPermutations(n, a, b)"],"solution":"# from sets import Set\(...TRUNCATED) | "eJyNmc2qZVkRhB34INsCZ42s/8zlkwhecaA1cHLtQTU0iOBD6PsaX+QpcKByGoq+devstXNlRkZE5vnHL//1w69+4f9+92v98Pu(...TRUNCATED) | null |
82 |
Square Subsequences
| "**Square Subsequences**\n\nA string is called a square string if it can be obtained by concatenatin(...TRUNCATED) |
hackerrank
|
Hard
| {"class_name":"Result","func_sign":["public static int squareSubsequences(String s)"],"script_name":(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\n\npublic class Solution implements Runnable {\n(...TRUNCATED) | {"solution":"import java.io.InputStream;\nimport java.io.InputStreamReader;\nimport java.io.Buffered(...TRUNCATED) | {"class_name":null,"func_sign":["squareSubsequences(s)"],"solution":"\ndef count_square_subsequences(...TRUNCATED) | "eJzdu0mOZcm6nacGB/Jw24TgZbi7RiJAQRBW13VthAANQhoMexya1o6rB5D33eyoIYH0iMw8fs7Zldn/r/Ut2zv/j3/3f/2Xr//(...TRUNCATED) | null |
1,197 |
Modify The Sequence
| "You are given a sequence of integers a<sub>1</sub>,a<sub>2</sub>,a<sub>3</sub>.....a<sub>n</sub>. Y(...TRUNCATED) |
hackerrank
|
Hard
| {"class_name":"Result","func_sign":["public static int modifySequence(List<Integer> arr)"],"script_n(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\n\npublic class Solution {\n \n static int c(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\n\npublic class Solution {\n\n public static (...TRUNCATED) | {"class_name":null,"func_sign":["modifySequence(arr)"],"solution":"import bisect\n\ndef parse(seq):\(...TRUNCATED) | "eJzt2d2KI0eagOGBnQsJdNws8ZPxk76ShanFLHYd+ETug2owGMNcxNzk3sV8smWloLL6zOBdP56R9D4pKTIyMlvVpf7n3//rf/7(...TRUNCATED) | null |
19,176 |
Longest Mod Path
| "In the middle of a nightmare, [Maxine](http://life-is-strange.wikia.com/wiki/Maxine_Caulfield) sudd(...TRUNCATED) |
hackerrank
|
Hard
| {"class_name":"Result","func_sign":["public static List<Integer> longestModPath(List<List<Integer>> (...TRUNCATED) | {"solution":"import java.io.*;\nimport java.math.*;\nimport java.text.*;\nimport java.util.*;\nimpor(...TRUNCATED) | {"solution":"import java.io.OutputStream;\nimport java.io.IOException;\nimport java.io.InputStream;\(...TRUNCATED) | {"class_name":null,"func_sign":["longestModPath(corridor, queries)"],"solution":"\nfrom math import (...TRUNCATED) | "eJx0vcuuNkuWZUUD3mMr29Vwc7vzJEgciQZkg05QjSyppBISj84cY/k+cU6mMioD4v/2d3E3N1vXueb8//7n/+2/P//L//S//49(...TRUNCATED) | null |
76 |
Lucky Numbers
| "A number is called *lucky* if the sum of its digits, as well as the sum of the squares of its digit(...TRUNCATED) |
hackerrank
|
Hard
| {"class_name":"Result","func_sign":["public static long luckyNumbers(long a, long b)"],"script_name"(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.math.*;\nimport java.text.*;\nimport java.util.*;\nimpor(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\n\npublic class LuckyNumbers {\n private clas(...TRUNCATED) | {"class_name":null,"func_sign":["luckyNumbers(a, b)"],"solution":"def lucky(N):\n p = [int(x) for(...TRUNCATED) | "eJyUvc2uLEmSpMfF8D0ctSRm4fbvzichwAK4mOkFN8UB2AMQIAjw0SnfZ5HNmjTPATq7K/PGPXEi3NzNVEVVRUX/3//wv/yf/9P(...TRUNCATED) | null |
779 |
Oil Well
| "Mr. Road Runner bought a piece of land in the middle of a desert for a nominal amount. It turns out(...TRUNCATED) |
hackerrank
|
Hard
| {"class_name":"Result","func_sign":["public static int oilWell(List<List<Integer>> blocks)"],"script(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\nimport java.text.*;\nimport java.math.*;\nimpor(...TRUNCATED) | {"solution":"import java.io.*;\nimport java.util.*;\n\npublic class Solution {\n static int[][][](...TRUNCATED) | {"class_name":null,"func_sign":["oilWell(blocks)"],"solution":"r, c = list(map(int, input().strip().(...TRUNCATED) | "eJztnc9u20YQxnvIgyx0DopdirKlPkmB/smh9aGXNAcHCFAEyEOkh75tE5kiZ775Zkk1tRE4nwnLFrk7v/m3s8u1ZH148ffdP9+(...TRUNCATED) | null |
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