Marco Castelli

Earned on 27 Oct 2017 for solving all the problems in科迪5:Easy.

Earned on 22 Dec 2013 for solving all the problems inCUP Challenge.

Earned on 8 Oct 2019 for likingSolution 3031.

Earned on 5 May 2012 for solvingProblem 1. Times 2 - START HERE.

Earned on 3 Dec 2015 for submitting the best solutionSolution 141502.

Earned on 25 Nov 2012 for commenting onProblem 1050. Basics: 'Find the eigenvalues of given matrix.

Earned on 25 Nov 2012 for creatingProblem 1057. Given a matrix, return the last eigen value.

Earned on 8 Dec 2012 for first solvingProblem 1107. Find max.

Earned on 12 Apr 2013 for creating 10 problems.

Earned on 28 Apr 2013 for solving all the problems in瓷砖的挑战.

Earned on 8 Jan 2021 for having 50 or more solvers forProblem 1420. only input.

Earned on 10 Jan 2014 for solving 500 problems.

Earned on 30 May 2016 for solving all the problems in科迪Challenge.

Earned on 10 Nov 2021 for receiving 25 total likes for the created problems.

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 Project Euler I problem group.

Solve all the problems in ASEE Challenge 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.

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

Solve all the problems in Magic Numbers problem group.

Must receive 10 likes for a problem you created.

Solve all the problems in Computation Geometry I problem group.

Solve all the problems in Matrix Manipulation II problem group.

Solve all the problems in Divisible by x problem group.

Solve all the problems in Strings I problem group.

Solve all the problems in Matrix Patterns II problem group.

Solve all the problems in Number Manipulation I problem group.

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

Solve all the problems in Magic Numbers II problem group.

Solve all the problems in Matrix Patterns problem group.

Solve all the problems in Indexing III problem group.

Solve all the problems in Number Manipulation II problem group.

Solve all the problems in Matrix Patterns III 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 Strings II problem group.

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

Solve all the problems in Combinatorics - I problem group.

Solve all the problems in Cody5:Hard problem group.

Solve all the problems in Card Games 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 Fundamentals of robotics problem group.

Solve all the problems in Logic 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 R2016b Feature Challenge 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.