Gelöst

Can I make a right triangle ?
Input(a) - is vector with any amount of values. Interpreted as legths of sides. Output(b): * Is true if there are any 3 va...

fast 12 Jahre vor

Gelöst

chirp again
rise frequency linearly from 0 to frequency f in 1 second and fs samples, initial amplitude must rise smoothly like an aircraft ...

fast 12 Jahre vor

Gelöst

counting groups!
This problem is about counting groups. Example If you have x: x = [0.8 0.8 0.8 0.3 0.3 0.4 0.5 0.6 0.6 0.9] then a...

fast 12 Jahre vor

Gelöst

Diagonal & Anti-Diagonal Matrix: Easy
Create a matrix as shown below from "magic" square. For example: if input x=9;then use mgic(x) and create the matrix...

fast 12 Jahre vor

Gelöst

Ordinal numbers
Given an integer n, return the corresponding ordinal number as a character string. For example, ord(1)='1st' ord(2)=...

fast 12 Jahre vor

Gelöst

Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

fast 12 Jahre vor

Gelöst

Transposition as a CIPHER
This all about transcripting a text message. If the input string is: *s1 = 'My name is Sourav Mondal'*, then the output is: *s2...

fast 12 Jahre vor

Gelöst

Procrustean bed
Given a vector x and an integer n, convert x to a vector of length n by (1) chopping off the end if it is too long, or (2) addin...

fast 12 Jahre vor

Gelöst

Convert a structure into a string
Convert the contents of each fields into a string. Example with an input structure s with 2 fields : s.age = '33' s....

fast 12 Jahre vor

Gelöst

Decoding : Find the value
'u' in the function below is of type char or string and 'v' is of type int or double. function y = your_fcn_name( u, v) ...

fast 12 Jahre vor

Gelöst

Construct an index vector from two input vectors in vectorized fashion
Create an index vector defined by two input vectors, one defining the beginnings of one or more index ranges, and the other defi...

fast 12 Jahre vor

Gelöst

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 12 Jahre vor

Gelöst

Acidity of vinegar and salts
Assuming: pH (potentia hydrogenii) = - log10(H+ ionic concentration in mol/Liter). For a buffer solution containing acetic acid ...

fast 12 Jahre vor

Gelöst

polar inertia
given locations of a set of unit masses on complex plane, find polar moment of inerta about the origin. for example output 4 if ...

fast 12 Jahre vor

Gelöst

mathematics , probability problem
How many different result can we have, rolling k dice?

fast 12 Jahre vor

Gelöst

Hermite Polynomials
Return the _n_-th <http://en.wikipedia.org/wiki/Hermite_polynomials Hermite polynomial> of the physicists' type. Assume that ...

fast 12 Jahre vor

Problem

Cut an orange
Inspired by problem <http://www.mathworks.co.uk/matlabcentral/cody/problems/2175 2175>. A hungry matlab enthusiast has an ora...

fast 12 Jahre vor | 2 | 22 Lösungsvorschläge

Gelöst

Make blocks of color
Given a (Nx3) sequence of RGB colors, I want to create a (numRowBlocks x numColBlocks x 3) image comprising (blockSize x blockSi...

fast 12 Jahre vor

Gelöst

Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

fast 12 Jahre vor

Gelöst

Calculate Alcohol By Volume with Original and Final Gravity
Given an initial gravity of un-fermented wort (OG) and a final gravity of fermented wort (FG), better known as beer, it is possi...

fast 12 Jahre vor

Gelöst

Convert elements in numeric array into different class
Write a function that converts elements in a numeric array into a different class. Example: a = [1:5]; % class: double b...

fast 12 Jahre vor

Gelöst

The rabbit problem
Someone discovered that rabbits reproduce at the rate of fibonnaci so you just input the number and it will print the fibonnaci ...

fast 12 Jahre vor

Gelöst

"Find out the best cricket"
This is how I originally read Problem 2013, so let's just go with it. Give me the first and last name of the best cricket, rega...

fast 12 Jahre vor

Gelöst

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 12 Jahre vor

Gelöst

Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

fast 12 Jahre vor

Gelöst

Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

fast 12 Jahre vor

Gelöst

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 12 Jahre vor

Gelöst

Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

fast 12 Jahre vor

Gelöst

Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

fast 12 Jahre vor

Gelöst

Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

fast 12 Jahre vor