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Sum of cubes
Write a program to determine sum of cubes of first n odd numbers.

10 years ago

Solved

Create tangent function out of sin and cos
Please don't use tan(x) directly

10 years ago

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Pointwise multiplication of vectors.
Pointwise multiplication of vectors x and y. Example x= [1 3 5 7 9 11 13 15 17 19] y=[ 1 4...

10 years ago

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Nth root
Nth root of a number x

10 years ago

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Find hen's weight.
If hen weights x kilos on two legs, how much does it weights on one leg? Output the result.

10 years ago

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Flipping a Matrix
Flipping matrix up and down. If a central row is exists, leave it, and flip remaining rows. Example Mat = magic(3) ...

10 years ago

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Calculate the centroid of a triangle
Info: https://en.wikipedia.org/wiki/Centroid Example Input: x = [0 0 1]; % x-coordinate y = [0 1 0]; % y-coordinat...

10 years ago

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cheating technique1
in these cody problems, there is a way to cheat. find out how people cheat.

10 years ago

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Energy of an object
Calculate the total mechanical energy of an object. Total Energy= Potential energy + Kinetic energy P.E.=m*g*h K.E.=1/2...

10 years ago

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cheating technique2
there are some ways to get hints just by looking at the test suits to cheat. try.

10 years ago

Solved

Divide the Least Common Multiple by the Greatest Common Divisor of two numbers
Divide the Least Common Multiple by the Greatest Common Divisor of two numbers. For example, for x=12345 and y=54321, the answer...

10 years ago

Solved

Union Jack Matrix
Create a matrix of odd dimensions that has ones on both diagonals and dividing the matrix into 4 quadrants, resembling a square ...

10 years ago

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Cookie Cutters
Given a larger and smaller matrix, perform element-by-element multiplication on the smaller matrix and a sub-matrix of the large...

10 years ago

Solved

Calculate a modified Levenshtein distance between two strings
Inspired by the Cody problem found <http://www.mathworks.com/matlabcentral/cody/problems/93-calculate-the-levenshtein-distance-b...

10 years ago

Solved

English to Pig Latin Translator
Pig latin is a faux-language based off of English. The rules are as follows (excerpted from the wikipedia entry for Pig Latin): ...

10 years ago

Solved

Pig Latin to English Translator
Pig latin is a faux-language based off of English. The rules are as follows (excerpted from the <http://en.wikipedia.org/wiki/Pi...

10 years ago

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Find mistyped words in text (mixed-up letters)
Mistyped words are a regular occurrence in emails, texts, status updates, and the like. Many times, people send or post a second...

10 years ago

Solved

Change string to number
Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

10 years ago

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Lah Numbers
Create a square lower diagonal matrix containing the first n Lah number coefficients. In mathematics, the Lah numbers are coeffi...

10 years ago

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Find the volume of cone
Find the volume of cone, when given radius(r) and height(h).

10 years ago

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Print true if
all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

10 years ago

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Calculating selling price
Cost of a Product is $x What should be the selling price if you want to gain 10%?

10 years ago

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Implement zero-based indexing for Matrices
Given an input vector and position (which is zero based) output the value Example: x = [1 2; 4 5] pos = [0 1] value = 5 ...

10 years ago

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Change matrix to vector2
From x = 4 3 5 1 5 1 To y = 4 3 5 1 ...

10 years ago

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find a number (cheat)
find a number input^5 = input the out put should be the number. try cheating

10 years ago

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Annoying population
Every year the number of annoying persons in the office triples Found the population, given a(0) and t

10 years ago

Solved

Create tangent function out of sine function only
Please don't use cosine and tangent functions

10 years ago

Solved

Solving Quadratic Equations (Version 2)
Before attempting this problem, solve version 1: <https://www.mathworks.com/matlabcentral/cody/problems/2510-solving-quadratic-...

10 years ago

Solved

How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

10 years ago

Solved

Create cotangent function out of sine.
Please, don't use cos, tan, cot matlab functions.

10 years ago