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Alan Chalker received Famous badge

on 2 Feb 2014

Alan Chalker submitted Solution 38919 to Problem 74. Balanced number

on 21 Jan 2013

Alan Chalker submitted Solution 33346 to Problem 10. Determine whether a vector is monotonically increasing

on 14 Jan 2013

Alan Chalker submitted Solution 62631 to Problem 465. Dick Van Dyck?

on 18 Mar 2012

Alan Chalker submitted Solution 62628 to Problem 466. Compress strings (not springs)

Alan Chalker submitted Solution 62626 to Problem 467. Mr. Pyramidad & Ms. Whissy Bolower

Alan Chalker submitted Solution 62621 to Problem 480. Aufbau principle

Alan Chalker submitted Solution 62619 to Problem 486. Surface Fit z(x,y)

Alan Chalker submitted Solution 62616 to Problem 489. Bang Bang in Bangalore

Alan Chalker submitted Solution 62612 to Problem 498. Find the Kronecker Tensor Product without using KRON

Alan Chalker submitted Solution 62610 to Problem 501. Let's do Markov Chains!

Alan Chalker submitted Solution 62607 to Problem 507. Back to basics 26 - Keywords

Alan Chalker submitted Problem 507. Back to basics 26 - Keywords to Community

Alan Chalker submitted Solution 62605 to Problem 506. Back to basics 25 - Valid variable names

Alan Chalker submitted Problem 506. Back to basics 25 - Valid variable names to Community

Alan Chalker submitted Solution 62603 to Problem 505. Back to basics 24 - Symbolic variables

Alan Chalker submitted Problem 505. Back to basics 24 - Symbolic variables to Community

Alan Chalker submitted Solution 61240 to Problem 459. Sum of diagonal of a square matrix

on 15 Mar 2012

Alan Chalker submitted Solution 61239 to Problem 460. Replace May with April

Alan Chalker submitted Solution 61238 to Problem 497. Make an awesome ramp for a tiny motorcycle stuntman

Alan Chalker submitted Solution 57168 to Problem 446. Solve the set of simultaneous linear equations

on 6 Mar 2012

Alan Chalker submitted Solution 57167 to Problem 451. Is this matrix orthogonal?

Alan Chalker submitted Solution 56056 to Problem 58. Tic Tac Toe FTW

on 3 Mar 2012

Alan Chalker submitted Solution 55811 to Problem 382. Leaking?

Alan Chalker submitted Solution 55803 to Problem 419. Acidity of vinegar and salts

Alan Chalker submitted Solution 55792 to Problem 422. Closely related?

Alan Chalker submitted Solution 55787 to Problem 425. ranch area?

Alan Chalker submitted Solution 55768 to Problem 423. System of equations

Alan Chalker submitted Solution 55763 to Problem 424. Snakes on a plane

Alan Chalker submitted Solution 55743 to Problem 431. Sorting

Alan Chalker submitted Solution 55732 to Problem 434. Return the Fibonacci Sequence

Alan Chalker submitted Solution 51269 to Problem 401. cos for boss?

on 26 Feb 2012

Alan Chalker submitted Solution 51262 to Problem 401. cos for boss?

Alan Chalker submitted Solution 51674 to Problem 117. Distance walked 3D

Alan Chalker submitted Solution 51672 to Problem 67. Find common elements in matrix rows

Alan Chalker submitted Solution 51661 to Problem 116. Distance walked 2D

Alan Chalker submitted Solution 51654 to Problem 415. Sum the Infinite Series

Alan Chalker submitted Solution 51439 to Problem 413. Back to basics 23 - Triangular matrix

on 25 Feb 2012

Alan Chalker submitted Problem 413. Back to basics 23 - Triangular matrix to Community

Alan Chalker submitted Solution 51433 to Problem 412. Back to basics 22 - Rotate a matrix

Alan Chalker submitted Problem 412. Back to basics 22 - Rotate a matrix to Community

Alan Chalker submitted Solution 51428 to Problem 411. Back to basics 21 - Matrix replicating

Alan Chalker submitted Problem 411. Back to basics 21 - Matrix replicating to Community

Alan Chalker submitted a Comment to Solution 51377

Alan Chalker submitted Solution 51302 to Problem 410. Back to basics 20 - singleton dimensions

Alan Chalker submitted Problem 410. Back to basics 20 - singleton dimensions to Community

Alan Chalker submitted Solution 51298 to Problem 409. Back to basics 19 - character types

Alan Chalker submitted Problem 409. Back to basics 19 - character types to Community

Alan Chalker submitted Solution 51294 to Problem 408. Back to basics 18 - justification

Alan Chalker submitted Problem 408. Back to basics 18 - justification to Community

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