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Next Tribonacci Number
The "Tribonacci" sequence is an extension of the idea of the Fibonacci sequence: That is, each new term is the sum of the thr...
fast 4 Jahre vor
Gelöst
Determine if x is a combination of m and n
Given positive integers x, m, and n, determine if x can be written as x = am + bn for any (non-negative) integers a and b. Your ...
fast 4 Jahre vor
Gelöst
Calculating Student Grades
The matrix grades contains raw grades for 7 students who took your course. Each row represents a different student. The first 7 ...
fast 4 Jahre vor
Gelöst
Dog Statistics
The vectors ht and wt contains the heights and weights of 20 golden retrievers. In some cases, it was not possible to make both ...
fast 4 Jahre vor
Gelöst
Simpson's Paradox - Calculate correlation coefficients for groups of data
Simpson's Paradox is a statistical phenomenon where groups of data can have a characteristic while the whole data set together h...
fast 4 Jahre vor
Gelöst
Find the minimum of the column-maximums of a matrix
Given a matrix A, find the maximum value of each column, then return the smallest of those maximum values (ie return the minimum...
fast 4 Jahre vor
Gelöst
Create an arrow matrix
An arrow matrix is a square matrix that contains ones on the diagonal, the last column, and last row. ...
fast 4 Jahre vor
Gelöst
Find Closest Constant
Given a number x, return the value that is closest to x from this list of constants: 0, 1, , e, , (also known as ). For exampl...
fast 4 Jahre vor
Gelöst
Calculate the mean of each half of a matrix
Given a matrix with an even number of columns, n, return a 1-by-2 row vector where the first element is the mean of all the elem...
fast 4 Jahre vor
Gelöst
Matrix Quadrants
Write a function that takes N as the input, and outputs a matrix whose upper-left (NxN) quadrant contains all ones, the lower-ri...
fast 4 Jahre vor
Gesendet
Tutorial: Bayesian Optimization
1D and 2D black-box Bayesian optimization demonstration with visualizations.
etwa 4 Jahre vor | 636 Downloads |
Gesendet
Tutorial: Genetic Algorithm and Particle Swarm Optimization
GA and PSO: Code with comments for understanding the algorithms.
mehr als 4 Jahre vor | 765 Downloads |
Gelöst
Number Puzzles - 003
Find six non-zero integers a, b, c, d, e, and f which satisfy the following equations: All six integers must be different. Th...
mehr als 4 Jahre vor
Gelöst
Number Puzzles - 004
Give an example of three distinct numbers greater than 10 whose both product and sum are palindromes. The answer is not unique a...
mehr als 4 Jahre vor
Gelöst
Mean number of letters per word (Easy)
Given a character array, s, representing a sentence, return a, the arithmetic mean of the number of letters per word in the give...
mehr als 4 Jahre vor
Gelöst
Draw the symbol '+'
Draw '+' in an x-by-x matrix (where x is odd and x >3) Example: x = 5 y = [0 0 1 0 0 0 0 1 0 0 1 1 1 1 1 0 ...
mehr als 4 Jahre vor
Gelöst
Add the number of horizontal and vertical movements to each matrix element
Given n, create a square matrix and with element (1,1) = 1, add 1 to each element for each horitizonal and vertical movement. E...
mehr als 4 Jahre vor
Gelöst
Area of a regular hexagon
Given the length of a side of a regular hexagon, return its area rounded to two decimal places.
mehr als 4 Jahre vor
Gelöst
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...
mehr als 4 Jahre vor
Gelöst
what's my tax amount this year ?
given an annual salary x and a tax rate i calculate the amount that you have to pay.Example x = 70000; i=.10 y_correc...
mehr als 4 Jahre vor
Gelöst
Height of a 3D Pyramid
If a pyramid is made with one(1). What will be the height of the pyramid of square shaped base(n*n)? where input is n.
mehr als 4 Jahre vor