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Find my secret function I
If give my function a x value it will give me a y value, so find the secret of it: Examples: input x=[2 5 6 8 9] ---- >>> o...

7 years ago

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Divisible by 21
Write a function to determine if a number is divisible by 21.

7 years ago

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Relation between functions "dec2bin" & "dec2binvec"
Here it's an easy problem we try to find the relation between the two functions "dec2bin" & "dec2binvec", so here you must write...

7 years ago

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Rotate it!
Given a set of points, your aim is to rotate it by a given angle "theta" CCW (in 2d). The points are given in a matrix(x) of dim...

7 years ago

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Deleting Specific part.
if input is x= { /*[0..10]*/ 0, 11, 21, 31, 41, 55, 50, 10, 810, 9.10, /*[10...25]*/ 100, 110, 120, 130, 140, 255 ...

7 years ago

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Insert Special character in character cell array.
input={'a','b','c'} then ans={'a','*','b','*','c'}

7 years ago

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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=[...

7 years ago

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count any radix?
given radix r(2-9), digts d(1-4), give all possible strings in sorted order. for example, if r=2, d=2, then output {'00' '01' '1...

7 years ago

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Find the outlier in a set of samples
Given an array x of numbers. Assumed that this array has one outlier. Find the position p and the value v of the outlier in this...

7 years ago

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Check if any duplicates in your data
Given an array x, return a number n equal to the largest number of repetitions in your data. For example: If x=[1 2 3 6 8 4 9]...

7 years ago

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For a rectangle, if x is the length and 2x is width. Then find out x from the area of the rectangle?
For a rectangle, if x is the length and 2x is the width. Then find out x from the area of the rectangle? if the area is equal...

7 years ago

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convert between ascii and characters
I have seen multiple problems like this but none of them have a robust test suite associated with them. The first input C is ...

7 years ago

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Decoder Ring
You are given a matrix of numbers, your objective is to use the decoder ring to find the hidden message. ex. encoded_messa...

7 years ago

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basic finance application
i watch bloomberg everyday and i want to estimate a stock price stability, so i have to calculate the momentum & the rate of cha...

7 years ago

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find the 'M'
for an input x, return 1 at the location of the letter 'M'

7 years ago

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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...

7 years ago

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remove every row&col for every nan
for a given matrix, remove the row and column of every nan. Example x=[1 2 NaN 4 5 6 7 8 ...

7 years ago

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Matrix to vector transformation
given a matrix, make in the output 1 column vector putting odd numbers in ascending order after that put the even numbers in des...

7 years ago

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vector indexes for a matrix
Matlab allows us to use several indexing styles making code simpler and easier to read than using loops. Vectors can have ve...

7 years ago

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A kind of decryption
Please convert the vector to letters by referring to the examples below. (eg.1) input vec=[34 1 59] >>> output s='A Z' (eg...

7 years ago

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I hope to lose weight healthily...
In order to reduce weight healthily, weight will be reduced by 4% every month. Please calculate how many months it will take...

7 years ago

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Let's make puddings !
We will make puddings with eggs, milk and sugar. To make one pudding, we need one egg, 140(cc) of milk, 15 (g) of sugar. Now W...

7 years ago

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Friday or not
I love Friday. Please tell me whether the day is Friday. Dateformat is 'yyyy-mm-dd' or 'dd-mmm-yyyy' or 'mm/dd/yyyy'. Exa...

7 years ago

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Please check the last row
We have data of matrix, that is input. That contains 2 or more rows and the last row should contain the average of each column,...

7 years ago

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Shuffle
Shuffle a vector by breaking it up to segments of |n| elements, and rearranging them in a reversed order. For example, the ve...

7 years ago

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How many unique Pythagorean triples?
For a given integer |n|, return all <https://en.wikipedia.org/wiki/Pythagorean_triple Pythagorean triples> that inlude numbers s...

7 years ago

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Diagonal Pattern
For a positive integer |n|, return an |nXn| matrix |mat| such that the value of each element in row |i| and column |j| is given ...

7 years ago

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Capitilize the first letter of every word in a string
For a given input string, capitalize every letter at the beginning of a word, and transform the rest of the letters to lower-cas...

7 years ago

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Approximate the cosine function
Without using MATLAB trigonometric functions, calculate the cosine of an argument |x| to a precision of |0.0001| *Hint:* You ...

7 years ago

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Find the starting index of a consecutive condition
Given a logical vector |v|, and a positive integer |n|, return the smallest index |i| that satisfies: all( v(i : i+n-1) ) =...

7 years ago