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Y=X
Given an input variable x, output a variable y that is equal in value to x. Example: Input x = 1 Output y is 1 Inp...

11 years ago

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Ohm's Law
Well its Ohm's law... So V = IR! I will give two of the three values, such as V and I or I and R and you have to return th...

11 years ago

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ascii value
let input='a' output=97

11 years ago

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2倍してみよう - ここからスタート！
初めにこの問題を試してみよう。入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

11 years ago

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Are you in XY plane?
Take a point P as an input position Vector (x,y,z). If you are in XY plane, return 1 as an output otherwise return 0. Example...

11 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?

11 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?

11 years ago

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Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

11 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?

11 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?

11 years ago

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Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

11 years ago

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Convert a vector of Integers into a matrix of binaries
Convert a vector of positive integers into a matrix containing their binary representation. Each column of the output contains t...

11 years ago

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Matrix with different incremental runs
Given a vector of positive integers a = [ 3 2 4 ]; create the matrix where the *i* th column contains the vector *1:a(i)...

11 years ago

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Perl 4: unshift
_This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?_...

11 years ago

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Power of n ?
Determine if _x_ (positive integer) is a power of _n_, return true or false accordingly.

11 years ago

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Weave two vectors into one
Weave the two given vectors into one as shown below. Example: If a = [1 1 1] b = [0 0 0] then y = [1 0 1 0 ...

11 years ago

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index of n in magic(n)
let input=5; magic matrix 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 ...

11 years ago

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Find out output of following expression
Find out output of following expression Q=2log10 x+cos π+√(5yz)+|x^2-y^2 |

11 years ago

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Find out magnitude of vector
Find out magnitude of vector. Say x=[1 2 3], then answer must sqrt(1^2+2^2+3^2) Please don't use sum function.

11 years ago

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Find out phase angle of second order system.
Find out phase angle of second order system. In control system, phase angle is given by inverse of cos.

11 years ago

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Area of a circle
Find the value for area of the circle if diameter is given

11 years ago

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Cumulative difference
Given an array, return the cumulative difference. Example a = [ 1 3 5 7 ] cumdiff = [ 1 2 1 -2 ]

11 years ago

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Convert a vector into numbers
Suppose a vector x = [ 1 2 4 7] is given. You have to convert this vector into string number y = '1247'. Examples x = [ 1...

11 years ago

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Matrix multiplication across rows
Given matrix m, return matrix n such that, rows of n are result of multiplication of the rows of the input matrix Example ...

11 years ago

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index of n^2 in magic(n)
input=5 magic matrix 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 10 ...

11 years ago

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Find the square of the sum of the digits of a number
If a number (n) is provided as an input, find the square of the sum of the digits of the number. Example If n = 21, the an...

11 years ago

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Evaluate Polynomial
Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

11 years ago

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Compress strings (not springs)
Please remove excess space, limit one space between others, and no space before punctuation marks. * For example, 'Trendy , ...

11 years ago

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

11 years ago

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Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

11 years ago