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Contributed problems to the Cody 5th anniversary groups
Awarded to James on 16 Oct 2017
15-year anniversary Scavenger Hunt finisher badge
Awarded to James on 09 Nov 2016
Accept 5 answers given by other contributors
Awarded to James on 20 Jul 2017
Provide your first answer ever to someone else's question
Awarded to James on 20 Jul 2017
Solve a problem with a best solution
Awarded to James on 02 Oct 2020
Receive 10 likes on a problem you have created
Awarded to James on 28 Jan 2020
Publish your first review
Awarded to James on 04 Mar 2020
Solve a community group
Awarded to James on 04 Feb 2019
Solve all the problems in Introduction to MATLAB problem group
Awarded to James on 18 Jan 2019
Solve all the problems in Computation Geometry IV
Awarded to James on 02 Nov 2018
Solve all the problems in Indexing V
Awarded to James on 02 Nov 2018
Solve Project Euler problems using Matlab
Awarded to James on 11 Sep 2018
Content Feed
Solved
Last non-zero digit
Given a number n, find the last non-zero digit of the factorial of that number. You need to take care of the large values of n....
10 meses ago
Solved
Brain Teaser Solver
Write an algorithm to solve this brain teaser: You have a square that is broken into four triangles, the area of three of tho...
10 meses ago
Solved
Area of a pentagon
Given the side of a regular pentagon and its apothem return the area of pentagon. Remember the area of pentagon is calculate ...
10 meses ago
Solved
Compute Khinchin's constant
Khinchin's constant K_0 = 2.684542001... (also written "Khintchine's constant") has the amazing property that it is the limiting...
10 meses ago
Solved
Compute the nth Pythagorean prime
Pythagorean primes have the form p = 4n+1, where n is an integer, and they can be written as the sum of squares of two integers....
10 meses ago
Solved
Set the Euler-Mascheroni constant with an identity using available MATLAB functions
Cody Problem <https://www.mathworks.com/matlabcentral/cody/problems/42826 42826> asked us to estimate the <https://en.wikipedia....
10 meses ago
Solved
Calculate the sum of two polynomials
Calculate the sum of two polynomials if they are written in notation with their coefficients. example: a=[3 4 5]; b=[...
10 meses ago
Solved
Power supply: 230V to 115V
The problem is simple: we have a wall outlet which supplies 230V and an apparatus that requires 115V. Software is always chea...
10 meses ago
Solved
Mid-term report
You just got your mid-term report, but it's full of ones and twos :(. So before you give it to your parents, you change it, in o...
10 meses ago
Solved
Simple Matrix
Make the following matrix without typing it in one by one. [1 2 3; 2 4 6; 4 8 12] x=[1 2 3].
10 meses ago
Solved
Problem for beginners
Suppose that x is a column vector, with at least a length of 6. Delete the 2., 6., and the second last row. Example: X=[1;2;3...
10 meses ago
Solved
Problem for beginners
M is a nxm matrix. Swap the fist and the second last column with eachother. X=[1 2 3;4 5 6;7 8 9] Y=[2 1 3;5 4 6;8 7 9]
10 meses ago
Solved
Stairs
Make an n by n matrix, where the elements are ones and zeros. In the main diagonal, and under that, there should be only ones (...
10 meses ago
