Cody Challenge

<div style = "text-align: start; line-height: normal; min-height: 0px; white-space: normal; color: rgb(0, 0, 0); font-family: Menlo, Monaco, Consolas, monospace; font-style: normal; font-size: 14px; font-weight: 400; text-decoration: none solid rgb(0, 0, 0); white-space: normal; "><div style="display: block; min-width: 0px; padding-top: 0px; perspective-origin: 289.5px 25.5px; transform-origin: 289.5px 25.5px; "><div style="font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-bottom: 9px; margin-left: 4px; margin-right: 10px; margin-top: 2px; text-align: left; white-space: pre-wrap; perspective-origin: 266.5px 10.5px; transform-origin: 266.5px 10.5px; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; "><span style="display: inline; margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; "><span style="">Basic to advanced MATLAB problems created by the Cody Team at MathWorks.</span></span></div><div style="font-family: Helvetica, Arial, sans-serif; line-height: 21px; margin-bottom: 9px; margin-left: 4px; margin-right: 10px; margin-top: 2px; text-align: left; white-space: pre-wrap; perspective-origin: 266.5px 10.5px; transform-origin: 266.5px 10.5px; margin-left: 4px; margin-top: 2px; margin-bottom: 9px; margin-right: 10px; "><span style="display: inline; margin-bottom: 0px; margin-left: 0px; margin-right: 0px; margin-top: 0px; perspective-origin: 0px 0px; transform-origin: 0px 0px; "><span style="">A great starting place for new Cody players! </span></span></div></div></div>

Cody Challenge Master

+50 points

Problem Title	Likes	Solvers
Problem 72. Interpolator Created by: Cody Team Tags interpolation	19	2011
Problem 81. Mandelbrot Numbers Created by: Cody Team Tags matlab, fractals	7	646
Problem 67. Find common elements in matrix rows Created by: Cody Team Tags matlab	14	1275
Problem 10. Determine whether a vector is monotonically increasing Created by: Cody Team Tags vectors, matlab 101	76	12220
Problem 92. Find state names that start with the letter N Created by: Cody Team Tags regexp, states	1	617
Problem 71. Read a column of numbers and interpolate missing data Created by: Cody Team Tags data cleaning, average	16	1254
Problem 70. Alphabetize by last name Created by: Cody Team Tags regexp, sorting	9	1176
Problem 69. Find the peak 3n+1 sequence value Created by: Cody Team Tags 3n+1	12	1124
Problem 68. Kaprekar Steps Created by: Cody Team Tags matlab, lookup table, poor_problem_statement	17	1112
Problem 67. Find common elements in matrix rows Created by: Cody Team Tags matlab	14	1275
Problem 66. Find the two-word state names Created by: Cody Team Tags regexp, states	2	742
Problem 65. Word Counting and Indexing Created by: Cody Team Tags strings, poor_test_suite	4	618
Problem 64. The Goldbach Conjecture, Part 2 Created by: Cody Team Tags primes	12	1303
Problem 63. Encode Roman Numerals Created by: Cody Team Tags encoding, lookup table	3	757
Problem 62. Elapsed Time Created by: Cody Team Tags time	12	1744
Problem 61. Find state names that end with the letter A Created by: Cody Team Tags regexp, states	6	718
Problem 60. The Goldbach Conjecture Created by: Cody Team Tags primes	53	3928
Problem 59. Pattern matching Created by: Cody Team Tags indexing	10	1612
Problem 58. Tic Tac Toe FTW Created by: Cody Team Tags game, fun, tic tac toe	16	799
Problem 57. Summing Digits within Text Created by: Cody Team Tags strings	8	1346
Problem 56. Scrabble Scores Created by: Cody Team Tags strings, scrabble	8	981
Problem 55. Counting Sequence Created by: Cody Team Tags encoding	12	920
Problem 54. Maximum running product for a string of numbers Created by: Cody Team Tags sequences, matlab, poor_test_suite	4	1132
Problem 53. Duplicates Created by: Cody Team Tags strings, sets, matlab	3	1183
Problem 52. What is the next step in Conway's Life? Created by: Cody Team Tags life, automata	21	656
Problem 51. Find the two most distant points Created by: Cody Team Tags distance	7	1648
Problem 50. QWERTY coordinates Created by: Cody Team Tags indexing	8	1277
Problem 96. Knight's Tour Checker Created by: Cody Team Tags matlab, chess	17	551
Problem 95. Given two strings, find the maximum overlap Created by: Cody Team Tags matlab	7	469
Problem 94. Target sorting Created by: Cody Team Tags sorting, matlab	23	3397
Problem 93. Calculate the Levenshtein distance between two strings Created by: Cody Team Tags matlab, string metric	12	467
Problem 92. Find state names that start with the letter N Created by: Cody Team Tags regexp, states	1	617
Problem 91. Get the area codes from a list of phone numbers Created by: Cody Team Tags regexp	1	538
Problem 90. Connect Four Win Checker Created by: Cody Team Tags matlab, game	15	495
Problem 89. Counting in Finnish Created by: Cody Team Tags strings, finnish	8	717
Problem 88. It dseon't mettar waht oedrr the lrettes in a wrod are. Created by: Cody Team Tags regexp, strings	7	666
Problem 87. Indexed Probability Table Created by: Cody Team Tags matlab	4	1375
Problem 86. Renaming a field in a structure array Created by: Cody Team Tags matlab	6	739
Problem 85. Remove the polynomials that have positive real elements of their roots. Created by: Cody Team Tags matlab	2	636
Problem 84. Longest Divisor Run Created by: Cody Team Tags matlab	4	497
Problem 83. Prime factor digits Created by: Cody Team Tags primes, poor_test_suite	14	842
Problem 82. Remove the small words from a list of words. Created by: Cody Team Tags matlab	3	677
Problem 81. Mandelbrot Numbers Created by: Cody Team Tags matlab, fractals	7	646
Problem 80. Test for balanced parentheses Created by: Cody Team Tags regexp, parens	8	879
Problem 79. DNA N-Gram Distribution Created by: Cody Team Tags matlab	4	567
Problem 78. Implement a ROT13 cipher Created by: Cody Team Tags matlab, encoding, cipher	7	844
Problem 77. Clean the List of Names Created by: Cody Team Tags strings	2	839
Problem 76. De-dupe Created by: Cody Team Tags matlab	10	1815
Problem 75. Find the palindrome Created by: Cody Team Tags strings	4	668
Problem 74. Balanced number Created by: Cody Team Tags matlab	15	1914
Problem 73. Replace NaNs with the number that appears to its left in the row. Created by: Cody Team Tags matlab	13	2034
Problem 25. Remove any row in which a NaN appears Created by: Cody Team Tags matlab 101, siam	66	6870
Problem 24. Function Iterator Created by: Cody Team Tags anonymous functions, function handles, nested functions	49	1100
Problem 23. Finding Perfect Squares Created by: Cody Team Tags sets, poor_test_suite	86	10147
Problem 22. Remove the vowels Created by: Cody Team Tags regexp, siam	22	4631
Problem 21. Return the 3n+1 sequence for n Created by: Cody Team Tags 3n+1, sample	63	6217
Problem 20. Summing digits Created by: Cody Team Tags strings, sum	29	5753
Problem 19. Swap the first and last columns Created by: Cody Team Tags math, matlab 101, permutations	64	12724
Problem 18. Bullseye Matrix Created by: Cody Team Tags matrices	78	4138
Problem 17. Find all elements less than 0 or greater than 10 and replace them with NaN Created by: Cody Team Tags data cleaning, basic matlab	56	13152
Problem 16. Return the largest number that is adjacent to a zero Created by: Cody Team Tags vectors	23	3776
Problem 15. Find the longest sequence of 1's in a binary sequence. Created by: Cody Team Tags regexp, diff, strings	51	3430
Problem 14. Find the numeric mean of the prime numbers in a matrix. Created by: Cody Team Tags easy, matrices	38	6828
Problem 13. Remove all the consonants Created by: Cody Team Tags regexp, basics	17	3099
Problem 12. Fibonacci sequence Created by: Cody Team Tags sequences, fibonacci, siam	77	9980
Problem 10. Determine whether a vector is monotonically increasing Created by: Cody Team Tags vectors, matlab 101	76	12220
Problem 9. Who Has the Most Change? Created by: Cody Team Tags indexing, notice the rignt sequence of money!, poor description	61	6780
Problem 8. Add two numbers Created by: Cody Team Tags matlab 101, basic matlab, basics	128	28632
Problem 6. Select every other element of a vector Created by: Cody Team Tags vectors, matlab 101, indexing	106	20911
Problem 5. Triangle Numbers Created by: Cody Team Tags math, triangle, nice	89	17907
Problem 4. Make a checkerboard matrix Created by: Cody Team Tags matrices, square	166	12518
Problem 3. Find the sum of all the numbers of the input vector Created by: Cody Team Tags matlab 101, easy, vector	124	32727
Problem 2. Make the vector [1 2 3 4 5 6 7 8 9 10] Created by: Cody Team Tags basic, basics, colon	131	36329
Problem 1. Times 2 - START HERE Created by: Cody Team Tags intro, math, easy	336	56473
Problem 49. Sums with Excluded Digits Created by: Cody Team Tags strings	11	1236
Problem 48. Making change Created by: Cody Team Tags money	13	2217
Problem 47. Extract leading non-zero digit Created by: Cody Team Tags math, maths, mathematics	3	1217
Problem 46. Which doors are open? Created by: Cody Team Tags matlab, iteration	22	2199
Problem 45. Make a Palindrome Number Created by: Cody Team Tags strings	14	1411
Problem 44. Trimming Spaces Created by: Cody Team Tags strings, whitespace	7	1434
Problem 43. Subset Sum Created by: Cody Team Tags matlab	17	963
Problem 42. Find the alphabetic word product Created by: Cody Team Tags matlab	6	2338
Problem 41. Cell joiner Created by: Cody Team Tags strings, matlab	22	3168
Problem 40. Reverse Run-Length Encoder Created by: Cody Team Tags encoding	12	1612
Problem 39. Which values occur exactly three times? Created by: Cody Team Tags search	17	3841
Problem 38. Return a list sorted by number of occurrences Created by: Cody Team Tags vectors, sorting	8	1516
Problem 37. Pascal's Triangle Created by: Cody Team Tags math, combinatorics	16	3002
Problem 36. Find relatively common elements in matrix rows Created by: Cody Team Tags matlab	4	875
Problem 35. Quote Doubler Created by: Cody Team Tags regexp, strings, quotes	6	1849
Problem 34. Binary numbers Created by: Cody Team Tags matlab	31	2527
Problem 33. Create times-tables Created by: Cody Team Tags matrices	64	10095
Problem 32. Most nonzero elements in row Created by: Cody Team Tags matrices	32	5871
Problem 31. Remove all the words that end with "ain" Created by: Cody Team Tags matlab 101, regexp, strings	14	1306
Problem 30. Sort a list of complex numbers based on far they are from the origin. Created by: Cody Team Tags sorting, basic matlab	20	4353
Problem 29. Nearest Numbers Created by: Cody Team Tags vectors, distance	30	3258
Problem 28. Counting Money Created by: Cody Team Tags regexp, strings	10	2418
Problem 27. Pangrams! Created by: Cody Team Tags strings	26	2510
Problem 26. Determine if input is odd Created by: Cody Team Tags easy, basic matlab, why matlab	103	19510

Recent Group Finishers244

Recent Activity

	Gianvito Sylos Labini submitted Solution 5015226 to Problem 62. Elapsed Time 1 hour and 26 minutes ago
	Nicolas Schnell submitted Solution 5012416 to Problem 72. Interpolator 10 hours and 43 minutes ago
	Noora Al Suwaidi HCT2021 submitted Solution 5010136 to Problem 55. Counting Sequence 19 hours and 16 minutes ago
	Noora Al Suwaidi HCT2021 submitted Solution 5010121 to Problem 56. Scrabble Scores 19 hours and 18 minutes ago
	Noora Al Suwaidi HCT2021 submitted Solution 5010116 to Problem 57. Summing Digits within Text 19 hours and 20 minutes ago

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