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Douglas Knox submitted Solution 560406 to Problem 1664. Lightning strike distance: Writing a function

on 20 Jan 2015

Douglas Knox submitted Solution 560384 to Problem 1661. Circle area using pi

Douglas Knox submitted Solution 426397 to Problem 15. Find the longest sequence of 1's in a binary sequence.

on 4 Apr 2014

Douglas Knox submitted Solution 426388 to Problem 1658. Simple equation: Annual salary

Douglas Knox submitted Solution 426384 to Problem 34. Binary numbers

Douglas Knox submitted Solution 426382 to Problem 34. Binary numbers

Douglas Knox submitted Solution 423455 to Problem 13. Remove all the consonants

on 27 Mar 2014

Douglas Knox submitted Solution 423435 to Problem 304. Bottles of beer

Douglas Knox submitted Solution 422198 to Problem 42. Find the alphabetic word product

on 25 Mar 2014

Douglas Knox submitted Solution 422195 to Problem 41. Cell joiner

Douglas Knox submitted Solution 409740 to Problem 147. Too mean-spirited

on 26 Feb 2014

Douglas Knox submitted Solution 409737 to Problem 262. Swap the input arguments

Douglas Knox submitted Solution 409734 to Problem 29. Nearest Numbers

Douglas Knox submitted a Comment to Solution 355688

Douglas Knox received Commenter badge for Solution 355688

Douglas Knox submitted Solution 409732 to Problem 18. Bullseye Matrix

Douglas Knox submitted Solution 409731 to Problem 39. Which values occur exactly three times?

Douglas Knox submitted Solution 363199 to Problem 233. Reverse the vector

on 3 Dec 2013

Douglas Knox submitted Solution 363196 to Problem 22. Remove the vowels

Douglas Knox submitted Solution 355143 to Problem 652. Put two time series onto the same time basis

on 18 Nov 2013

Douglas Knox submitted Solution 320056 to Problem 16. Return the largest number that is adjacent to a zero

on 16 Sep 2013

Douglas Knox submitted Solution 320052 to Problem 115. Distance walked 1D

Douglas Knox submitted Solution 224588 to Problem 62. Elapsed Time

on 27 Mar 2013

Douglas Knox submitted Solution 187708 to Problem 94. Target sorting

on 8 Jan 2013

Douglas Knox submitted Solution 186471 to Problem 189. Sum all integers from 1 to 2^n

on 4 Jan 2013

Douglas Knox submitted Solution 186469 to Problem 60. The Goldbach Conjecture

Douglas Knox submitted Solution 156266 to Problem 21. Return the 3n+1 sequence for n

on 31 Oct 2012

Douglas Knox submitted Solution 154526 to Problem 11. Back and Forth Rows

on 26 Oct 2012

Douglas Knox submitted Solution 154521 to Problem 67. Find common elements in matrix rows

Douglas Knox submitted Solution 154202 to Problem 32. Most nonzero elements in row

on 25 Oct 2012

Douglas Knox submitted Solution 154199 to Problem 149. Is my wife right?

Douglas Knox submitted Solution 149384 to Problem 53. Duplicates

on 16 Oct 2012

Douglas Knox submitted Solution 149378 to Problem 33. Create times-tables

Douglas Knox submitted Solution 149302 to Problem 19. Swap the first and last columns

Douglas Knox submitted Solution 149296 to Problem 10. Determine whether a vector is monotonically increasing

Douglas Knox submitted Solution 149237 to Problem 17. Find all elements less than 0 or greater than 10 and replace them with NaN

Douglas Knox submitted Solution 149136 to Problem 5. Triangle Numbers

Douglas Knox submitted Solution 149082 to Problem 76. De-dupe

Douglas Knox submitted Solution 149080 to Problem 48. Making change

Douglas Knox submitted Solution 149069 to Problem 2. Make the vector [1 2 3 4 5 6 7 8 9 10]

Douglas Knox submitted Solution 149065 to Problem 6. Select every other element of a vector

Douglas Knox submitted Solution 146730 to Problem 1. Times 2 - START HERE

on 10 Oct 2012

Douglas Knox submitted Solution 146349 to Problem 9. Who Has the Most Change?

Douglas Knox submitted Solution 146347 to Problem 25. Remove any row in which a NaN appears

Douglas Knox submitted Solution 146345 to Problem 20. Summing digits

Douglas Knox submitted Solution 146344 to Problem 23. Finding Perfect Squares

Douglas Knox submitted Solution 146304 to Problem 167. Pizza!

on 9 Oct 2012

Douglas Knox submitted Solution 146302 to Problem 14. Find the numeric mean of the prime numbers in a matrix.

Douglas Knox submitted Solution 146301 to Problem 14. Find the numeric mean of the prime numbers in a matrix.

Douglas Knox submitted Solution 146294 to Problem 8. Add two numbers

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