David Arnold

David Arnold submitted Solution 1509734 to Problem 50. QWERTY coordinates

on 27 Feb 2023

David Arnold submitted Solution 1511856 to Problem 62. Elapsed Time

on 1 May 2018

David Arnold submitted Solution 1511811 to Problem 61. Find state names that end with the letter A

on 1 May 2018

David Arnold submitted Solution 1511801 to Problem 64. The Goldbach Conjecture, Part 2

on 1 May 2018

David Arnold submitted Solution 1511794 to Problem 60. The Goldbach Conjecture

on 1 May 2018

David Arnold submitted Solution 1510264 to Problem 59. Pattern matching

on 30 Apr 2018

David Arnold submitted Solution 1510249 to Problem 58. Tic Tac Toe FTW

on 30 Apr 2018

David Arnold submitted Solution 1510212 to Problem 57. Summing Digits within Text

on 30 Apr 2018

David Arnold submitted Solution 1510117 to Problem 56. Scrabble Scores

on 30 Apr 2018

David Arnold submitted Solution 1510105 to Problem 55. Counting Sequence

on 30 Apr 2018

David Arnold submitted Solution 1510054 to Problem 54. Maximum running product for a string of numbers

on 30 Apr 2018

David Arnold submitted Solution 1510017 to Problem 53. Duplicates

on 30 Apr 2018

David Arnold submitted Solution 1509986 to Problem 52. What is the next step in Conway's Life?

on 30 Apr 2018

David Arnold submitted Solution 1509767 to Problem 51. Find the two most distant points

on 30 Apr 2018

David Arnold submitted Solution 1509689 to Problem 49. Sums with Excluded Digits

on 30 Apr 2018

David Arnold submitted Solution 1509658 to Problem 48. Making change

on 30 Apr 2018

David Arnold submitted Solution 1509615 to Problem 47. Extract leading non-zero digit

on 30 Apr 2018

David Arnold submitted Solution 1509589 to Problem 46. Which doors are open?

on 30 Apr 2018

David Arnold submitted Solution 1509582 to Problem 45. Make a Palindrome Number

on 30 Apr 2018

David Arnold submitted Solution 1509575 to Problem 43. Subset Sum

on 30 Apr 2018

David Arnold submitted Solution 1509572 to Problem 44. Trimming Spaces

on 30 Apr 2018

David Arnold submitted Solution 1506684 to Problem 43. Subset Sum

on 27 Apr 2018

David Arnold submitted Solution 1506683 to Problem 43. Subset Sum

on 27 Apr 2018

David Arnold submitted Solution 1506650 to Problem 42. Find the alphabetic word product

on 27 Apr 2018

David Arnold submitted Solution 1506649 to Problem 41. Cell joiner

on 27 Apr 2018

David Arnold submitted Solution 1506645 to Problem 41. Cell joiner

on 27 Apr 2018

David Arnold submitted Solution 1506641 to Problem 40. Reverse Run-Length Encoder

on 27 Apr 2018

David Arnold submitted Solution 1506633 to Problem 39. Which values occur exactly three times?

on 27 Apr 2018

David Arnold submitted Solution 1506626 to Problem 38. Return a list sorted by number of occurrences

on 27 Apr 2018

David Arnold submitted Solution 1506595 to Problem 37. Pascal's Triangle

on 27 Apr 2018

David Arnold submitted Solution 1506590 to Problem 36. Find relatively common elements in matrix rows

on 27 Apr 2018

David Arnold submitted Solution 1506573 to Problem 34. Binary numbers

on 27 Apr 2018

David Arnold submitted Solution 1506564 to Problem 35. Quote Doubler

on 27 Apr 2018

David Arnold submitted Solution 1506562 to Problem 34. Binary numbers

on 27 Apr 2018

David Arnold submitted Solution 1506541 to Problem 33. Create times-tables

on 27 Apr 2018

David Arnold submitted Solution 1506540 to Problem 32. Most nonzero elements in row

on 27 Apr 2018

David Arnold submitted Solution 1506539 to Problem 31. Remove all the words that end with "ain"

on 27 Apr 2018

David Arnold submitted Solution 1506515 to Problem 30. Sort a list of complex numbers based on far they are from the origin.

on 27 Apr 2018

David Arnold submitted Solution 1506505 to Problem 29. Nearest Numbers

on 27 Apr 2018

David Arnold submitted Solution 1506496 to Problem 28. Counting Money

on 27 Apr 2018

David Arnold submitted Solution 1506495 to Problem 28. Counting Money

on 27 Apr 2018

David Arnold submitted Solution 1506493 to Problem 27. Pangrams!

on 27 Apr 2018

David Arnold submitted Solution 1506492 to Problem 25. Remove any row in which a NaN appears

on 27 Apr 2018

David Arnold submitted Solution 1505792 to Problem 23. Finding Perfect Squares

on 26 Apr 2018

David Arnold submitted Solution 1505774 to Problem 22. Remove the vowels

on 26 Apr 2018

David Arnold submitted Solution 1505771 to Problem 21. Return the 3n+1 sequence for n

on 26 Apr 2018

David Arnold submitted Solution 1505758 to Problem 20. Summing digits

on 26 Apr 2018

David Arnold submitted Solution 1505742 to Problem 19. Swap the first and last columns

on 26 Apr 2018

David Arnold submitted Solution 1505737 to Problem 18. Bullseye Matrix

on 26 Apr 2018

David Arnold submitted Solution 1505734 to Problem 17. Find all elements less than 0 or greater than 10 and replace them with NaN

on 26 Apr 2018