257 total contributions since 2013

Hi

Professional Interests: Coding

Solved

Cell joiner

You are given a cell array of strings and a string delimiter. You need to produce one string which is composed of each string fr...

4 years ago

Solved

Love triangles

Given a vector of lengths [a b c], determines whether a triangle with non-zero area (in two-dimensional Euclidean space, smarty!...

6 years ago

Solved

Distance walked 3D

suppose you go from x-y-z coordinates [3,4,2] to [0,0,2] to [0,1,2] to [1,1,2], to [1,1,20] then you walked 25 units of distance...

6 years ago

Solved

Remove the air bubbles

Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...

6 years ago

Solved

Lightning strike distance: Writing a function

Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

6 years ago

Solved

give nth decimal place of pi

max 15th place after the decimal point is ok for now

6 years ago

Solved

Pangrams!

A pangram, or holoalphabetic sentence, is a sentence using every letter of the alphabet at least once. Example: Input s ...

6 years ago

Solved

Polynomial Multiplication

Multiply two polynomial equation.Given polynomial coefficients a and b.

6 years ago

Problem

Polynomial Multiplication

Multiply two polynomial equation.Given polynomial coefficients a and b.

6 years ago | 1

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Roots

Find out the roots of a given polynomial equation.Given are the coefficients of the equation.

6 years ago

Problem

Roots

Find out the roots of a given polynomial equation.Given are the coefficients of the equation.

6 years ago | 0

Solved

Evaluate Polynomial

Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

6 years ago

Problem

Evaluate Polynomial

Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

6 years ago | 0

Problem

It's all about memory...!!!

Covering some basic topics I haven't seen anywhere in Cody. Write a function to Pre-allocate memory for a Non Double matrix

6 years ago | 0

Solved

It's all about memory...!!!

Covering some basic topics I haven't seen anywhere in Cody. Write a function to Pre-allocate memory for a Non Double matrix

6 years ago

Solved

Find the two most distant points

Given a collection of points, return the indices of the rows that contain the two points most distant from one another. The inpu...

6 years ago

Solved

Matrix to column conversion

Given a matrix of any size, convert it into a column vector. e.g A=[10 20 30; 40 50 60] then, B = [10; 40; ...

6 years ago

Solved

Find the nearest integer

Given a vector of integers and a real number find the closest integer. EX: >> a = [2 4 5 6 8 10]; >> b = 4.6; >> nea...

6 years ago

Solved

Volume of this donut

Given hole diameter a, and outermost diameter b, determine the volume y of the resulting donut.

6 years ago

Solved

Number of Circles in a Number

Given a number, return the number of closed 'circles' in the base 10 numerical representation. Note: the number 4 has no circ...

6 years ago

Solved

Create a cell array out of a struct

Create a cell array out of a (single) struct with the fieldname in the first column and the value in the second column: in: ...

6 years ago

Solved

Change the sign of even index entries of the reversed vector

change the signs of the even index entries of the reversed vector example 1 vec = [4 -1 -2 9] ans = [9 2 -1 -4] example2...

6 years ago

Solved

What number has this problem?

This problem is added because it is problem number *???* in the "Community" problems section. <http://www.mathworks.de/matlab...

6 years ago

Solved

Returning a "greater than" vector

Given a vector, v, return a new vector , vNew, containing only values > n. For example: v=[1 2 3 4 5 6] n=3 vNew =...

6 years ago