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Feeds
Resuelto
ASCII Birthday Cake
Given an age and a name, give draw an ASCII birthday cake. For example, given the name "CODY" and the age 5, return a string wit...
alrededor de 9 años hace
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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...
alrededor de 9 años hace
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Energy of a photon
Given the frequency F of a photon in giga hertz. Find energy E of this photon in giga electron volts. Assume h, Planck's ...
alrededor de 9 años hace
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How to subtract?
* Imagine you need to subtract a few numbers using MATLAB. * You will not be using eval for this task. * Given two ASCII strin...
alrededor de 9 años hace
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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 ...
más de 9 años hace
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Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...
más de 9 años hace
I have a column cell array "teste1" and I want to create "teste2": if "teste1" is not 0, I want a 'V'; if "teste1" is 0, I want to compare 2 other different string cells and the result would be from 1 to 5 (or 0, if no condition was satisfied)
I think the problem is in these lines: if teste2(:)~=0 teste2(:)='V'; but I get really confused about what you want...
alrededor de 10 años hace | 1
How to draw the collision of two ball with Matlab?
I think using these built-in functions will help: 1. handle01 = plot([X1,X2],[Y1,Y2],'.','MarkerSize',10);% draw two points t...
alrededor de 10 años hace | 2
| aceptada
Please I need help in MATLAB!!
since no loops and no bin2dec, this work could be done using the definition of binary number and vecterization operation. Take b...
alrededor de 10 años hace | 1
How to do it?
I see, if no boundary, it will be easy with the help of built-in functions: 1. [x,y] = meshgrid(input arguments)% get the mes...
alrededor de 10 años hace | 1
Resuelto
Special matrix
Make a square matrix with this shape. For n=4 M = 1 1 0 0 1 0 1 0 0 1 0 ...
alrededor de 10 años hace
Resuelto
What is the distance from point P(x,y) to the line Ax + By + C = 0?
Given a point, P(x,y), find the distance from this point to a linear line. INPUTS: x, y, A, B, C OUTPUTS: d, the distance ...
alrededor de 10 años hace
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What is Sum Of all elements of Matrix
Given the matrix x, return the sum of all elements of matrix. Example: Input x = [ 1 2 0 0 0 0 6 9 3 3 ] ...
alrededor de 10 años hace
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Simple date to serial no. conversion
Convert a date string to a serial date number. For example if you take x='19-May-2001' then the result is 730990 x...
alrededor de 10 años hace
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Volume of a sphere given its surface area
You just measured its surface area, that is the input.
alrededor de 10 años hace
Resuelto
subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.
alrededor de 10 años hace
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Create an index-powered vector
Given a input vector x, return y as index-powered vector as shown below. Example x = [2 3 6 9] then y should be [...
alrededor de 10 años hace
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Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...
alrededor de 10 años hace
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Is My Wife Wrong?
Answer the question. (see also <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right Problem 149: Is my ...
alrededor de 10 años hace
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Square a Number
Given an input x, return y, which is equal to the square of x.
alrededor de 10 años hace
Resuelto
Multiples of a Number in a Given Range
Given an integer factor _f_ and a range defined by _xlow_ and _xhigh_ inclusive, return a vector of the multiples of _f_ that fa...
alrededor de 10 años hace
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root?
* Given a function 'foo', and a position 'there', find the root near 'there'. * For example: If foo=@sin, and there=3.1, then r...
alrededor de 10 años hace
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Getting the indices from a matrice
Getting the indices from a matrice. Inspired by Problem 645. Getting the indices from a vector by the great Doug Hull. Given a...
alrededor de 10 años hace
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Vector of numbers divisible by 3
* Input(n) - any integer * Output(v) - vector with numbers divisible by 3(exept 0) starting from n to 0 Examples: * n=6...
alrededor de 10 años hace
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Relative ratio of "1" in binary number
Input(n) is positive integer number Output(r) is (number of "1" in binary input) / (number of bits). Example: * n=0; r=...
alrededor de 10 años hace
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Half-Swap
Given a vector with an even number of elements, rearrange it so that the elements in its first half are switched with those i...
alrededor de 10 años hace
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Area of a circle
Find the value for area of the circle if diameter is given
alrededor de 10 años hace
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Elapsed time is -0.005204 seconds.
Write a function that takes less than zero seconds to execute, as measured using tic and toc. For repeatability, the test case p...
alrededor de 10 años hace
