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1 year ago

Solved

Replace all odd numbers with NaN
Replace all odd numbers in the vector or matrix with NaN. For example, if x = [1 3 4 5 8 11]; then return y = [NaN Na...

1 year ago

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The maximum sum of squares
Create a function file with an input maxval to determine the maximum number of terms for the series 1^2 + 2^2 + 3^2 + ... such t...

1 year ago

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Global usage
This Challenge is to utilize Global variables. Global variables are risky as the subroutine may inadvertently and unwantingly...

1 year ago

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Reverse Integer
You are given an integer, reverse its digits. For negative integers, the sign should remain in the front. For instance, 12340 s...

1 year ago

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apply zero padding to a matrix

1 year ago

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Create rectangular function.
Rectangular function - Wikipedia

1 year ago

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Number Puzzle - 042

1 year ago

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Number Puzzle - 028

1 year ago

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Median filter over three values
Implement 1-D median filter over input vector x as described: Moving window size is 3 Output is middle/central value in moving...

1 year ago

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generate capital english alphabets
Based on the numeric input 'n', generate the capital english alphabet starting from A till the english alphabet at the 'n'th pos...

1 year ago

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Find Missing Number
A little problem (inspired by CodeChef) for the coffee break. A friend give you an array of size n-1 integers and these int...

1 year ago

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Logarithmically spaced vector creation using logspace
Create a vector y containing n logarithmically spaced values between a and b, with a < b. Use the logspace operator.

1 year ago

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How many apples
You have x apples I take from you y apples now how many apples you have ?

1 year ago

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Area-01
Given the radius of the circle inscribed in a square, find the area that is not bounded by the circle but inside the square. ...

1 year ago

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Halder function
Find the halder function value of a number

1 year ago

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Backslang, odds are you used it at some point in time...
So backslang is a language that can be used to communicate in an easy decode code, if people know the rules of decoding it. Wel...

1 year ago

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Implement Euler's formula for calculating polyhedron edges
Your function will take as input the number of faces f and number of vertices v of a polyhedron. It will output the number of ed...

1 year ago

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Are you more familiar with iteration methods or Linear Algebra? Let's see together.
Given a sum result *_x_* value of a *_N_* number of addends, build an array of _*N*_ elements _*y*_ such that the following equa...

1 year ago

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2) Are you more familiar with iteration methods or Linear Algebra ? Let's see together.
Referring to problem: https://www.mathworks.com/matlabcentral/cody/problems/44530-are-you-more-familiar-with-iteration-method...

1 year ago

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Find the magnetic field around the wire

1 year ago

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root?
* Given a function 'foo', and a position 'there', find the root near 'there'. * For example: If foo=@sin, and there=3.1, then r...

1 year ago

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String Logic 16
Examples: 'DIG' --> 'DIG' 'KIMBALL' --> 'ALLKIMB' 'DEAL' --> 'EALD' 'LIMB' --> 'IMBL' 'MADE' --> 'ADEM'

1 year ago

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Negation the hard way
Write a function that has the following property: f(f(x)) = -x for any numeric array x. Note that there is no restriction on ...

1 year ago

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odd number odd sum
How many three digit numbers are there whose sum of the digits is odd?

1 year ago

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Double Factorial
Return double factorial n(n-2)...(5)(3)(1), n>0, odd n!! = n(n-2)...(6)(4)(2), n>0, even 1 ...

1 year ago

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Create co-occurrence matrix

1 year ago

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An n-sided regular polygon is drawn within a circle whose radius is 'r', what will be the area of the polygon?
area of a polygon is p*a/2. where, p is the perimeter and a is the apothem i.e. the normal distance from center to any of the si...

1 year ago

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Palindrome Problem 1
Continued Problem 50033: A palindrome is one-thirteenth of the sum of and , where and are also palindrome. Give an example o...

1 year ago

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Image Series 3 Complementary
Find the Complementary of image which is 8 bits gray scale image. Each pixel is converted to binary format in the image. A...

1 year ago