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The prisoner
"We want information, information, information." "Who are you?" Input can be a string or a number (array).

10 years ago

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User defined nextpow function
Create a function which will take 2 arguments as n and x, and return y, where, n^y >= abs(x). [ Similar to builtin "nextpow2" fu...

10 years ago

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Divisible by 2
This is the first problem in a set of "divisible by x" problems. You will be provided a number as a string and the function you ...

10 years ago

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Add two different item as shown in example
Add two different item as shown in example x=5; y='ab'; Then output must be'5ab';

10 years ago

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Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

10 years ago

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Find the sum of n squares
What is the sum of the squares of the first n integers?

10 years ago

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Distances in a circle
A circle (360°) is given and a row of 6 monotonic increasing numbers with the which difference from last to first value is les...

10 years ago

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JOIN STRINGS
There are two given strings 'STRING1' and 'STR ING2'.|monospaced|The output should be 'STRING1 STR ING2' or STr1='Sum';STr2='EQU...

10 years ago

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Replace odd number in given matrix by zero
Replace the odd numbers in a given matrix with zero. Example A = [ 17 24 1 8 15 23 5 7 ...

10 years ago

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Create a square matrix of zeros of even order
Create a square matrix of zeros of even order

10 years ago

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UICBioE240 problem 1.15
Calculate: sin(pi/6) cos (pi) tan(pi/2)

10 years ago

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Is it column vector?
Is it column vector? Check vector for column vector without using iscolumn function.

10 years ago

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MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

10 years ago

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Return the 3n+1 sequence for n
A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

10 years ago

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Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

10 years ago

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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

10 years ago

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Prime number removal
remove all prime numbers from the input e.g. input = 1 2 3 4 5 6 7 8 9 10 11 12 ...

10 years ago

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Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

10 years ago

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find out eigenvector of matrix
find out eigenvector of matrix A =eye(3); Answer is [0 0 1; 0 1 0; 1 0 0];

10 years ago

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Rotate a matrix for 180 degree
Rotate a matrix for 180 degree for eg: x=[1 2 3 4] y=[4 3 2 1]

10 years ago

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UICBioE240 problem 1.10
Find the number of cells in a bioreactor after a given time when doubling time is dd and initial number of cells is x. So if ...

10 years ago

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Basic commands - amount of inputs
Make a function, which will return amount of given inputs Example: amountinput(1,2,4,3,10) -> 5 , because we gave functio...

10 years ago

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Min by mean
Substitute the minimum value in each row of a matrix A by the mean of that row (it should also work if the input is a vector)

10 years ago

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length of string on cylinder
A cylinder H cm high has a circumference of C cm. A string makes exactly N complete turns round the cylinder while its two ends ...

10 years ago

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matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

10 years ago

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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

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multiply an array by its position number
You have given an array. Multiply an array by its position number

10 years ago

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Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...

10 years ago

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A little bit of luck needed
This one may require a little bit of guess work, but it is possible. Hints: - The same solution might fail the tests once and ...

10 years ago

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Marvel or DC?
Given input vector determine if there's a DC value. If there is, output 'DC', else output 'MARVEL'

10 years ago