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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...
6 Monate vor
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Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...
6 Monate vor
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Compute a dot product of two vectors x and y
x and y are input vectors, d is a number and contains their dot product
mehr als ein Jahr vor
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Make a 1 hot vector
Make a vector of length _N_ that consists of all zeros except at index _k_, where it has the value 1. Example: Input ...
mehr als ein Jahr vor
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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?
fast 2 Jahre vor
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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?
fast 2 Jahre vor
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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?
fast 2 Jahre vor
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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?
fast 2 Jahre vor
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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?
fast 2 Jahre vor
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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?
fast 2 Jahre vor
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Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?
fast 2 Jahre vor
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Getting logical indexes
This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...
fast 2 Jahre vor
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Find the largest value in the 3D matrix
Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...
fast 2 Jahre vor
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Find out total non zero element of matrix
Find out Non zero element of matrix A=magic(5) 17 24 1 8 15 23 5 7 14 16 4 6...
fast 2 Jahre vor
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Roots
Find out the roots of a given polynomial equation.Given are the coefficients of the equation.
fast 2 Jahre vor
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Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...
fast 2 Jahre vor
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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...
fast 2 Jahre vor
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03 - Matrix Variables 2
Make the following variable: <<http://samle.dk/STTBDP/Assignment1_3b.png>> A 9x9 matrix of zeros, but with the following v...
fast 2 Jahre vor
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Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...
fast 2 Jahre vor
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First N Perfect Squares
*Description* Return the first N perfect squares *Example* input = 4; output = [ 1 4 9 16 ];
fast 2 Jahre vor
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Sum of squares
Given a number n, return the sum of squares of all integers from 1 to n.
fast 2 Jahre vor
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nxn matrix with elements from 1:n^2
really simple once you see what the matrix is supposed to look like. i appreciate what seems to be a clever approach to solving ...
fast 2 Jahre vor
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Primes for Large N: 2^30, System Memory Limit
This Challenge is to further improve the "primes" function for speed/memory usage to the Limit of Cody Memory. The Matlab fun...
fast 2 Jahre vor
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QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a standard U.S. QWERTY keyboard and it...
fast 2 Jahre vor
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Is the Point in a Triangle?
Check whether a point or multiple points is/are in a triangle with three corners Points = [x, y]; Triangle = [x1, y1; x...
fast 2 Jahre vor
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Can we make a triangle?
Given three positive number, check whether a triangle can be made with these sides length or not. remember that in a triangle su...
fast 2 Jahre vor
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Find the sides of an isosceles triangle when given its area and height from its base to apex
Find the sides of an isosceles triangle when given its area and the height from its base to apex. For example, with A=12 and h=...
fast 2 Jahre vor
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Find my daddy long leg (No 's')
Given the ratio of the two legs (longer / shorter), and the hypotenuse length, find the value of the bigger leg.
fast 2 Jahre vor
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Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...
mehr als 2 Jahre vor
