Earned on 23 Mar 2018 for solving all the problems in Project Euler I.

Earned on 2 Apr 2018 for solving all the problems in Cody Problems in Japanese.

Earned on 10 Feb 2017 for solving all the problems in Computational Geometry I.

Earned on 13 Jul 2017 for solving all the problems in R2016b Feature Challenge.

Earned on 5 Mar 2018 for solving all the problems in Indexing II.

Earned on 3 Aug 2017 for solving all the problems in Indexing I.

Earned on 9 Apr 2015 for solving all the problems in CUP Challenge.

Earned on 29 Aug 2012 for solving Problem 3. Find the sum of all the numbers of the input vect....

Earned on 7 Nov 2014 for liking Problem 1774. Free passes for everyone!.

Earned on 10 Nov 2014 for commenting on Problem 34. Binary numbers.

Earned on 10 Apr 2015 for creating Problem 8079. Create a fixed format text output.

Earned on 27 May 2015 for solving all the problems in Tiles Challenge.

Earned on 13 Aug 2015 for solving 500 problems.

Earned on 26 Oct 2015 for solving all the problems in ASEE Challenge.

Earned on 30 Oct 2015 for submitting the best solution Solution 768863.

Earned on 16 Nov 2015 for first solving Problem 42686. What's the missing interior angle?.

Earned on 3 Nov 2016 for solving all the problems in Cody Challenge.

Solve a community group

Solve all the problems in Introduction to MATLAB problem group.

Must have 50 solvers for a problem you created.

25 solvers for the group curated by the player

Solve all the problems in Cody5:Easy problem group.

Create 10 problems.

Solve all the problems in Draw Letters problem group.

Solve all the problems in Matrix Manipulation I problem group.

Solve all the problems in Magic Numbers problem group.

Solve all the problems in Sequences & Series I problem group.

Must receive 25 total likes for the problems you created.

Solve all the problems in Divisible by x problem group.

Solve all the problems in Matrix Patterns problem group.

Solve all the problems in Strings I problem group.

Solve all the problems in Number Manipulation I problem group.

Solve all the problems in Matrix Manipulation II problem group.

Solve all the problems in Cody5:Hard problem group.

Solve all the problems in Indexing III problem group.

Solve all the problems in Matrix Patterns II problem group.

Must receive 10 likes for a problem you created.

Must receive 50 total likes for the solutions you submitted.

Solve all the problems in Sequences & Series II problem group.

Solve all the problems in Functions I problem group.

Solve all the problems in Matrix Patterns III problem group.

Solve all the problems in Magic Numbers II problem group.

Solve all the problems in Indexing V problem group.

Must receive 10 likes for a solution you submitted.

Solve all the problems in Card Games problem group.

Solve all the problems in Strings II problem group.

Solve all the problems in Matrix Manipulation III problem group.

Solve all the problems in Sequences & Series III problem group.

Solve all the problems in Computational Geometry II problem group.

Solve all the problems in Indexing IV problem group.

Solve all the problems in Number Manipulation II problem group.

Solve all the problems in Strings III problem group.

Solve all the problems in Computational Geometry IV problem group.

Solve all the problems in Word Puzzles problem group.

Solve all the problems in Computational Geometry III problem group.

Solve all the problems in Computer Games I problem group.

Solve all the problems in Logic problem group.

Solve all the problems in Combinatorics - I problem group.

Solve all the problems in Fundamentals of robotics problem group.

Solve all the problems in Modeling and Simulation Challenge problem group.