Earned on 12 Feb 2013 for solving all the problems in Project Euler I.
Earned on 11 Jul 2016 for solving all the problems in CUP Challenge.
Earned on 2 Nov 2012 for solving Problem 1. Times 2 - START HERE.
Earned on 18 Nov 2012 for liking Problem 147. Too mean-spirited.
Earned on 18 Nov 2012 for commenting on Problem 290. Make one big string out of two smaller strings.
Earned on 29 Dec 2012 for submitting the best solution Solution 183121.
Earned on 13 Feb 2013 for solving 500 problems.
Earned on 14 Feb 2013 for creating Problem 1272. The almost-birthday problem..
Earned on 14 Feb 2013 for first solving Problem 1272. The almost-birthday problem..
Earned on 15 Mar 2013 for solving all the problems in Cody Challenge.
Earned on 24 Mar 2013 for creating 10 problems.
Earned on 4 May 2013 for solving all the problems in Tiles Challenge.
Earned on 26 Aug 2018 for having 50 or more solvers for Problem 1381. Celsius to Fahrenheit converter.
Earned on 18 May 2014 for solving all the problems in ASEE Challenge.
Solve a community group
Solve all the problems in Introduction to MATLAB problem group.
25 solvers for the group curated by the player
Solve all the problems in Draw Letters problem group.
Solve all the problems in Cody5:Easy problem group.
Solve all the problems in Cody Problems in Japanese problem group.
Solve all the problems in Indexing I problem group.
Solve all the problems in Indexing II problem group.
Solve all the problems in Matrix Manipulation I problem group.
Must receive 25 total likes for the problems you created.
Solve all the problems in Magic Numbers problem group.
Solve all the problems in Sequences & Series I problem group.
Solve all the problems in Computation Geometry I problem group.
Must receive 10 likes for a problem you created.
Solve all the problems in Matrix Patterns problem group.
Solve all the problems in Number Manipulation I problem group.
Solve all the problems in Strings I problem group.
Solve all the problems in Divisible by x problem group.
Solve all the problems in Matrix Manipulation II problem group.
Solve all the problems in Matrix Patterns II problem group.
Solve all the problems in Magic Numbers II problem group.
Solve all the problems in R2016b Feature Challenge problem group.
Solve all the problems in Sequences & Series II problem group.
Solve all the problems in Indexing III problem group.
Solve all the problems in Matrix Patterns III problem group.
Solve all the problems in Cody5:Hard problem group.
Solve all the problems in Functions I problem group.
Solve all the problems in Indexing V problem group.
Solve all the problems in Number Manipulation II problem group.
Solve all the problems in Card Games problem group.
Solve all the problems in Sequences & Series III 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 Indexing IV problem group.
Must receive 50 total likes for the solutions you submitted.
Solve all the problems in Strings III problem group.
Solve all the problems in Computational Geometry II problem group.
Must receive 10 likes for a solution you submitted.
Solve all the problems in Computational Geometry IV problem group.
Solve all the problems in Logic problem group.
Solve all the problems in Fundamentals of robotics problem group.
Solve all the problems in Word Puzzles problem group.
Solve all the problems in Combinatorics - I 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 Modeling and Simulation Challenge problem group.