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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...

4 mois ago

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Return the largest number that is adjacent to a zero

This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...

4 mois ago

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Bullseye Matrix

Given n (always odd), return output a that has concentric rings of the numbers 1 through (n+1)/2 around the center point. Exampl...

4 mois ago

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Nearest Numbers

Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

4 mois ago

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Pascal's Triangle

Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...

4 mois ago

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Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

4 mois ago

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Remove all the consonants

Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

4 mois ago

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Target sorting

Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...

4 mois ago

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The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

4 mois ago

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Sort a list of complex numbers based on far they are from the origin.

Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

5 mois ago

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Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

5 mois 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...

5 mois ago

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Summing digits

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

5 mois ago

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Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

5 mois ago

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Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

5 mois ago

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Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

5 mois ago

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Who Has the Most Change?

You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

5 mois ago

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Fibonacci sequence

Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

5 mois ago

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Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

5 mois 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...

5 mois ago

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Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

5 mois ago

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Swap the first and last columns

Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

5 mois ago

Answered

how to remove first n entries from iterete sequence or vector.?

Hey, you can do the following A = [1,2,3,4,5,6,7,8,9,10] A = [A(4:end)] This is an example to remove first 3 values. Replace ...

how to remove first n entries from iterete sequence or vector.?

Hey, you can do the following A = [1,2,3,4,5,6,7,8,9,10] A = [A(4:end)] This is an example to remove first 3 values. Replace ...

5 mois ago | 1

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Answered

Not able to excecute the code

Hey, cell(0,5) returns a 0x5 empty cell array. That is why row number isn't matching with rows variable. You should use You can...

Not able to excecute the code

Hey, cell(0,5) returns a 0x5 empty cell array. That is why row number isn't matching with rows variable. You should use You can...

5 mois ago | 0

| accepted

Answered

Problem-saving the results from the loop

Thanks Madhan Ravi for the idea, You could apppend the values of Sbar1 at each iteration to another variable, say result like t...

Problem-saving the results from the loop

Thanks Madhan Ravi for the idea, You could apppend the values of Sbar1 at each iteration to another variable, say result like t...

5 mois ago | 0

| accepted

Answered

Problem-saving the results from the loop

I'm assuming by save, you mean to write the data into an external file. Have a look at save() (documentation here). With this,...

Problem-saving the results from the loop

I'm assuming by save, you mean to write the data into an external file. Have a look at save() (documentation here). With this,...

5 mois ago | 0

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Determine whether a vector is monotonically increasing

Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

5 mois ago

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Find all elements less than 0 or greater than 10 and replace them with NaN

Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

5 mois ago

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Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

5 mois ago

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Contour maps from lat-lon?

Hey, you could use the contour() function (documentation here). More specifically you can use, countour(X,Y,Z) with Latitude as ...

Contour maps from lat-lon?

Hey, you could use the contour() function (documentation here). More specifically you can use, countour(X,Y,Z) with Latitude as ...

5 mois ago | 0