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Find the longest sequence of 1's in a binary sequence.
Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

13 years ago

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Volume of a sphere given its surface area
You just measured its surface area, that is the input.

13 years ago

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surrounded matrix
With a given matrix A (size m x n) create a matrix B (size m+2 x n+2) so that the matrix A is surrounded by ones: A = [1 2 ...

13 years ago

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Are all the three given point in the same line?
In this problem the input is the coordinate of the three points in a XY plane? P1(X1,Y1) P2(X2,Y2) P3(X3,Y3) how can...

13 years ago

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Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...

13 years ago

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matlab indian players
answer is one of the indian matlab player(just for fun dont take serious)

13 years ago

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No Twins?
Write a function that accepts as input a vector and returns the same vector, but retaining only the first occurrence of an eleme...

13 years ago

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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes. --- You may already know how to <http://www.mathworks....

13 years ago

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Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

13 years ago

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Return the first and last character of a string
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

13 years ago

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Is the paranthesis sequence balanced ?
Quantum mechanics and computer science are interested in <http://en.wikipedia.org/wiki/Bra%E2%80%93ket_notation bra-kets>. Today...

13 years ago

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Decoding : Find the value
'u' in the function below is of type char or string and 'v' is of type int or double. function y = your_fcn_name( u, v) ...

13 years ago

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Create matrix of replicated elements
Given an input element x, and the dimensions, (m, n) return a matrix of size m x n filled with element x. Example: Input: ...

13 years ago

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Max index of 3D array
Given a three dimensional array M(m,n,p) write a code that finds the three coordinates x,y,z of the Maximum value. Example ...

13 years ago

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How long do each of the stages of the rocket take to burn?
A space rocket has 3 stages: - stage 1, s1; - stage 2, s2; - stage 3, s3. If s1 burns 3 x as long as s2 which burns ...

13 years ago

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Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

13 years ago

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Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

13 years ago

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Determine the number of odd integers in a vector
Determine the number of unique odd integers in a vector. Examples: Input x = [2 5 8 3 7 1]; Output y = 4; Inp...

13 years ago

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Who is the smartest MATLAB programmer?
Who is the smartest MATLAB programmer? Examples: Input x = 'Is it Obama?' Output = 'Me!' Input x = 'Who ?' Ou...

13 years ago

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Find max
Find the maximum value of a given vector or matrix.

13 years ago

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Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

13 years ago

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Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

13 years ago

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Will there be a new leader?
Simply answer the title.

13 years ago

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Insert zeros into vector
Insert zeros after each elements in the vector. Number of zeros is specified as the input parameter. For example: x = [1 ...

13 years ago

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Replace multiples of 5 with NaN
It is required to replace all values in a vector that are multiples of 5 with NaN. Example: input: x = [1 2 5 12 10 7] ...

13 years ago

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Count up then down
Create a function that produces counting up from 0 up to n then down to 0 n=2 --> 0 1 2 1 0 n=3 --> ...

13 years ago

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Create an 'arrow-head" matrix
Write a function that when given an odd number, produces an arrow-head function pointing to the right. Examples n = 3 ...

13 years ago

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Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

13 years ago

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create a circulant matrix
create a circulant matrix

13 years ago

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Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative

13 years ago