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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...

4 months ago

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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].

4 months ago

Solved


Matrix problem for beginners
Make a matrix [0,0,0;1,1,1;2,2,2]. X=[0,1,2]

4 months ago

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Matrix for beginners
Multiply x and y elemwise.

4 months ago

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Circular Primes (based on Project Euler, problem 35)
The number, 197, is called a circular prime because all rotations of the digits: 197, 971, and 719, are themselves prime. The...

4 months ago

Solved


find nth even fibonacci number
1st even fibonacci number=2 ; 2nd even fibonacci number=8 ..

5 months ago

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Quadratic equation
given three inputs (a, b, c) for the equation a*x^2+b*x+c=0; return 1 if the roots are complex (non zero imaginary), and 0 if th...

5 months ago

Solved


The End of the World
given a date -- represent it in the Maya long count system. <https://en.wikipedia.org/wiki/Maya_calendar> <https://maya.nm...

5 months ago

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leap year
find the number of leap years within the given time interval

5 months ago

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Lost days
Given two dates in a particular format, calculate the difference between them.

5 months ago

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Count the days
Count the occurrence of a particular day (e.g. Monday) in a given year.

5 months ago

Solved


Calculate days until Christmas
Provided with inputs year, month, day e.g. 2019,11,12, calculate the number of days until the next Christmas day, i.e. the next ...

7 months ago

Question


Why do I lost negative values in cell
If S={'md' 0 1 2 3 -1} for example with 'md' for missing data and values between -3 and 3 (-3,-2,-1,0,1,2,3). double([S{2:end}]...

7 months ago | 1 answer | 0

1

answer

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Game of Nim
The Game of Nim is a famous studied 2 player strategy game. <http://en.wikipedia.org/wiki/Nim> There are 3 heaps, and you...

10 months ago

Solved


Square
square root of x

10 months ago

Solved


Find the mean of a 2-D matrix after excluding elements of specified sub-matrix
You need to find the mean of a 2-D matrix after excluding elements which form an inner sub-matrix. e.g. If the input 2-D matrix ...

10 months ago

Solved


Interpolate scattered data.
Most data was scattered, and there is no gird. There are three data [c] in three different area [x,y]. x=[1 3 4]; y=[1 ...

10 months ago

Solved


Sorting integers by their digits (Level 4)
This is the next step up from <http://www.mathworks.com/matlabcentral/cody/problems/42815-sorting-integers-by-their-digits-level...

10 months ago

Solved


Assignment Problem
Given a matrix where row i corresponds to person i, and column j corresponds to task j and cell (i,j) corresponds to the time ta...

10 months ago

Solved


Next lexicographic - permutation
Find next lexicographic - permutation (permutations as it would occur in a dictionary order). E.g: nextP('ABCD') = ABDC I...

10 months ago

Solved


Determine if input is a valid AHP evaluation matrix
Input is a matrix. Output is a true or false statement (1 or 0). Return true if input is a valid Analytic Hierarchy Process eval...

10 months ago

Solved


Outer product of multiple vectors
In tensor algebra, it is often useful to define a tensor as a product of lower order tensors. Similarly, a multidimensional arra...

10 months ago

Solved


the average value of the elements
Calculate the average value of the elements in the array

10 months ago

Solved


Sort the prime numbers in each row of a 3x3 matrix
Considering a 3x3 matrix A, sort the prime numbers of each row in ascending order. For exemple: input A=[5 8 2 4; ...

10 months ago

Solved


Large Sum (inspired by Project Euler 13)
Your function will be provided an arbitrary number of numbers of arbitrary sizes as a cell array of strings. Some numbers will b...

10 months ago

Solved


Plot Damped Sinusoid
Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

10 months ago

Solved


Calculate a Damped Sinusoid
The equation of a damped sinusoid can be written as |y = A.&#8519;^(-&lambda;t)*cos(2πft)| where |A|, |&lambda;|, and |f| ...

10 months ago

Solved


Calculate the Damerau-Levenshtein distance between two strings.
<http://www.mathworks.co.uk/matlabcentral/cody/problems/2303-compute-hamming-distances-between-each-pair-of-rows-from-two-input-...

10 months ago

Solved


Beauty of Parentheses
Given a string consisting of closed parentheses, form a string array in the following way so that the orders of these parenthese...

10 months ago

Solved


Triangle???
Calculate the circumference of an equilateral triangle with x

10 months ago

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