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Pairwise Euclidean Distance
Given two matrices A,B of dimensions NxK and NxL respectively, calculate the pairwise euclidean distance of all vectors (columns...

fast 12 Jahre vor

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All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

fast 12 Jahre vor

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Factorize THIS, buddy
List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

fast 12 Jahre vor

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radius of a spherical planet
you just measured its surface area, that is the input.

fast 12 Jahre vor

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The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

fast 12 Jahre vor

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Multiply 2 numbers
Very easy, you just have to multiply 2 numbers but you cannot use the following signs (*, /, - ,^) ,mtimes , times, cross, pro...

fast 12 Jahre vor

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Avalaible area: wall construction
You need to build a wall to enclose a certain area. Calculate the available area after you build the wall. Assumptions * ...

fast 12 Jahre vor

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GJam 2011 Africa Qualifier C: House, maximum area rectangle
This Challenge is derived from <http://code.google.com/codejam/contest/837485/dashboard#s=p2 GJam 2011 Africa: Building a House>...

fast 12 Jahre vor

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Palindrome Check
Check whether the entire matrix is palindrome or not. Example matrix = [7 8 7] matrix_reverse = [7 8 7] So the mat...

fast 12 Jahre vor

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Palindrome numbers
Find the palindrome numbers from 1 to n where n is the number entered by the user.

fast 12 Jahre vor

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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...

fast 12 Jahre vor

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collision
several cars (n) were involved in this collision, the input matrix (vm) has n rows and two columns, first column for velocity an...

fast 12 Jahre vor

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Signed Magnitude
For a given input vector, return the value that is furthest from zero. For example, if x = [1 2 -12] return -12.

fast 12 Jahre vor

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Bit calculation
Give me the count of numbers from 1 to n having their last two bits as 0. For example function y = ret_count(4) y = x...

fast 12 Jahre vor

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De-dupe
Remove all the redundant elements in a vector, but keep the first occurrence of each value in its original location. So if a =...

fast 12 Jahre vor

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05 - Vector Equations 1
Define the vector _cVec_: <<http://samle.dk/STTBDP/Assignment1_2c.png>> (all the numbers from 5 to -5 in increments of -0....

fast 12 Jahre vor

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Converting numbers back from extended form
Thanks for all the help you guys gave me on writing out the numbers in extended form in <http://www.mathworks.com/matlabcentral/...

fast 12 Jahre vor

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Back to basics - mean of corner elements of a matrix
Calculate the mean of corner elements of a matrix. e.g. a=[1 2 3; 4 5 6; 7 8 9;] Mean = (1+3+7+9)/4 = 5

fast 12 Jahre vor

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Project Euler: Problem 10, Sum of Primes
The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below the input, N. Thank you <http:/...

fast 12 Jahre vor

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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...

fast 12 Jahre vor

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Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...

fast 12 Jahre vor

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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...

fast 12 Jahre vor

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Possible Opponents Matrix for single-elimination tournament
It's tournament time! Given a single-elimination tournament with 2^N competitors, compute the 2^N by 2^N matrix M such that M...

fast 12 Jahre vor

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Find the biggest empty box
You are given a matrix that contains only ones and zeros. Think of the ones as columns in an otherwise empty floor plan. You wan...

fast 12 Jahre vor

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Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

fast 12 Jahre vor

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Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').

fast 12 Jahre vor

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Compute hamming distance between two binary vectors represented using lists of 1-byte numbers
Let v and u be vectors of the same size with 8-bit integers (0-255). We want to compute the number of bits where those vectors d...

fast 12 Jahre vor

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Matrix indexing with two vectors of indices
Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)).

fast 12 Jahre vor

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middleAsColumn: Return all but first and last element as a column vector
Given input A, return all but the first and last elements, arranged as a column vector. (I.e., all dimensions after the first s...

fast 12 Jahre vor

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Dimensions of Spaces
Find the dimension of the column space, null space, row space, and left null space for any matrix. Example input A=[1 2 ...

fast 12 Jahre vor