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Converting Decimal to Binary
Given a decimal number that may include a fractional component, convert it into binary representation. The numbers you are given...

約14年前

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Use of regexp
* Given a string, containing several sentences, such as: * 'I played piano. John played football. Anita went home. Are you safe...

約14年前

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Use of regexp
* Given a string, containing several sentences, such as: * 'I played piano. John played football. Anita went home. Are you safe...

約14年前 | 3 | 218 個のソルバー

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Return the 'Size' of a String of Code
One of the most 'mysterious' parts of playing Cody is the sizing system. Given a string of commands, return the size that Cody w...

約14年前

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Rosenbrock's Banana Function and its derivatives
Write a function to return the value of <http://en.wikipedia.org/wiki/Rosenbrock_function Rosenbrock's two-dimensional banana fu...

約14年前

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Fun Race
* Given two unary functions foo and goo. * Check whether foo(0) runs faster than goo(0). * Output 1 if foo is faster, otherwis...

約14年前

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Fun Race
* Given two unary functions foo and goo. * Check whether foo(0) runs faster than goo(0). * Output 1 if foo is faster, otherwis...

約14年前 | 1 | 33 個のソルバー

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convert?
* Given a string containing a number followed by pounds or kgs, for example: * 'Billy lost 22 pounds in four weeks.' * 'Maria ...

約14年前

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convert?
* Given a string containing a number followed by pounds or kgs, for example: * 'Billy lost 22 pounds in four weeks.' * 'Maria ...

約14年前 | 2 | 44 個のソルバー

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Project Euler: Problem 8, Find largest product in a large string of numbers
Find the greatest product of five consecutive digits in an n-digit number. 73167176531330624919225119674426574742355349194934...

約14年前

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Make an N-dimensional Multiplication Table
*INSTRUCTIONS* This is a multi-dimensional variant of the normal multiplication table used to teach elementary students multi...

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Fizz Buzz
Given an array of positive, non-zero, integers, return a cell array of strings the same size as the input, where each element in...

約14年前

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random picture with random colours
write a function which creates a random(x,y) matrix with random RGB colours for example create_pic(5,5) gives us a 3d matrix. ...

約14年前

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Find relatively common elements in matrix rows
You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...

約14年前

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Find Rotated Substring
Given a string s1, find if a rotated version of s1 is present in a second string s2. For example, rotated version of some str...

約14年前

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Find the Kronecker Tensor Product without using KRON
The Kronecker Tensor Product is the result of multiplying all elements of a matrix with each of the elements of another matrix. ...

約14年前

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Selecting books on MATLAB for experts and beginners (blindfolded)
* Imagine you have been blindfolded and asked to pick up any two books randomly from the table. * There are n books suitable f...

約14年前

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Selecting books on MATLAB for experts and beginners (blindfolded)
* Imagine you have been blindfolded and asked to pick up any two books randomly from the table. * There are n books suitable f...

約14年前 | 1 | 82 個のソルバー

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Sum of diagonal of a square matrix
If x = [1 2 4; 3 4 5; 5 6 7] then y should be the sum of the diagonals of the matrix y = 1 + 4 + 7 = 12

約14年前

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Find matching parenthesis
One of the most indispensable things about a great text editor for programming is the ability to quickly jump between matching p...

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Sorting
Assume that x is an n-by-2 matrix. The aim is to return the first column of x, but sorted according to the second column. Exa...

約14年前

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Create a cell array out of a struct
Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

約14年前

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Numbers with prime factors 2, 3 and 5.
Make a function which takes one positive integer n and returns a matrix with the numbers of the form (2^i)*(3^j)*(5^k) which are...

約14年前

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Four quadrant inverse tangent function.
Create a function that returns an array P the same size as X and Y containing the element-by-element, four-quadrant inverse tang...

約14年前

問題

Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

約14年前 | 6 | 434 個のソルバー

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Count photos
Given n people, everyone must have pictures taken with everyone, each photo includes only two persons, please count the total nu...

約14年前

問題

Surface Fit z(x,y)
Given three vectors x,y,z. Find four coefficients c = [cxx cxy cyy c00], such that z = cxx*x.^2+cxy*x.*y+cyy*y.^2+c00. For e...

約14年前 | 3 | 47 個のソルバー

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Back to basics 26 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of strings of all MATLAB keywords.

約14年前

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Back to basics 25 - Valid variable names
Covering some basic topics I haven't seen elsewhere on Cody. Given a string, return true if it is a valid MATLAB variable nam...

約14年前

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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 ...

約14年前