Tag: combinatorics

9 Count the number of Hamming distance sequences 2017-03-24T17:24:08.363

9 Maximum number of distinct substrings 2017-07-08T14:47:44.930

9 Now we're thinking in n dimensions! 2017-12-21T00:38:07.513

9 Count the number of ways of putting balls into bins 2018-04-14T17:34:53.300

9 Different combinations possible 2018-09-30T20:10:45.827

9 Count arrays that are really unique 2018-11-07T20:04:44.937

8 Golfing: How many unit-length squares in a list of 2d coordinates? 2013-10-18T18:27:42.067

8 Latin Word Judgment 2015-03-15T11:50:02.163

8 Largest Distinctly Sum-Free Partition 2016-05-23T19:21:46.820

8 Ordered list of binary sequences of multiple dimensions 2016-11-02T22:05:37.363

8 Evaluate the Binomial Coefficient 2016-12-10T23:26:47.393

8 Restricted Integer Partitions 2017-07-26T13:59:58.740

8 Distinct Reversible Primitive Binary Necklaces 2017-09-24T01:35:09.943

8 Prefixless Palindromes 2017-12-28T09:06:05.807

8 Sum of combinations with repetition 2018-02-16T17:08:32.493

8 Compute my Sacred Geometry 2019-07-10T18:28:48.800

7 Chess960 position lookup 2013-08-17T03:45:52.130

7 Unique Array Combinations 2014-06-23T20:13:01.797

7 Print all domino tilings of 4x6 rectangle 2014-09-19T22:16:29.763

7 Number of ways to sum [1..n] with [n+1..2n] such that each sum is prime 2015-05-25T10:33:53.790

7 Hypercube sides 2016-01-19T07:25:23.147

7 m-nomial coefficient 2016-04-23T23:24:19.677

7 Count blocks in a 2D grid 2016-08-05T12:32:43.373

7 Rooting for Trees With the Right Nodes 2017-06-07T23:33:41.283

7 Alice's Tea Party 2018-02-04T13:34:14.120

7 Multigraphs with a given degree sequence 2019-10-28T23:21:44.083

7 Average number of strings with Levenshtein distance up to 4 2020-01-15T12:20:22.150

6 The making of "Spot It!": Finding almost unique sets 2013-03-16T18:06:30.763

6 Output nth term in Catalan type sequence 2014-07-16T16:19:40.810

6 Arranging Fenceposts 2014-09-11T15:50:53.353

6 Compute the Join and Meet of Partitions 2015-01-04T13:39:22.487

6 Is case sensitivity important? Part II: reality check 2016-07-14T09:08:27.150

6 Seeking Substantial Subcollections 2018-10-29T16:05:17.713

6 Generate the k-ary necklaces of length n 2019-02-01T19:09:45.193

6 Check if all vowels exist in pairs of strings 2019-03-04T07:57:26.180

6 Buy the most appropriate items 2019-03-04T11:31:43.120

6 Average number of strings with Levenshtein distance up to 3 2019-12-27T14:39:42.103

5 Organize a tournament 2011-09-13T08:40:34.830

5 Find the number of ways to choose `n` objects from `r` objects with repetition so that every object has a matching neighbour 2016-05-01T12:08:10.063

5 Recursion bracketed; or Dyck words generation 2016-06-28T17:24:26.693

5 Straight Chain Alk*nes without Order 2016-12-18T21:26:08.563

5 Bobby's Booby-Trapped Safe 2017-11-14T17:40:11.170

5 Find arrays with distinct subarray sums 2018-11-08T19:48:53.803

4 Those annoying grasshoppers 2017-10-06T15:34:50.853

3 Generating combinations without recursion 2012-06-16T07:23:22.587

3 Compute the number of ways how you can express a number as a sum 2013-05-12T17:05:19.190

3 Array combinatoric comparison 2015-02-06T11:05:08.550

3 Plus one sheep minus one sheep 2015-05-16T08:10:00.993

3 The handshake problem 2016-06-14T13:58:42.833

3 Code Golf - Print all unique ways of writing a number as a sum with a lexical order 2017-01-16T18:16:43.580

3 Count stacking sequences 2018-03-02T16:07:41.633

3 Multiplication in the Steenrod Algebra 2019-06-06T20:31:50.933

3 Estimate the mean minimum Hamming distance 2020-02-07T22:19:07.883

2 All non-empty finite sets of positive integers 2012-06-17T06:46:56.423

2 How many unique ways are there to achieve a score in Football? 2014-01-06T22:28:55.987

2 Minimum number of coins to get -closest- to target value? 2014-12-24T21:26:40.240

2 count number of valid, unique sequences for moving on a 1xn board 2015-02-23T03:22:14.713

2 Marching Through A City 2016-07-01T10:14:09.753

2 Compositional inverse of a power series 2020-01-11T20:54:30.647

1 Counting ways of scoring k points in n games with half-points for draws 2013-06-19T16:56:20.500

1 Self Referential Puzzle - medium 2 2017-04-19T18:46:13.913

1 Finding row wise sum of transpose of hv-convex binary matrix 2019-06-01T10:23:19.003

0 Generate ordered binary combinations without repetitions 2015-09-11T22:58:56.883

0 How many ways are there to achieve a winning score in American Football? 2016-01-09T19:10:12.733

0 Fastest algorithm to output array containing all integers in range excluding duplicate digits 2018-11-03T21:11:32.923

-1 Finding nCr for code-golf 2013-11-17T19:27:32.523

-1 join lists by common elements 2015-08-11T09:37:19.037

-1 Find all a, b, c, d, e, such that a + b + c + d + e = 1000 with no more than 3 loops 2019-07-08T07:33:22.213