# Raymond MacNeil

### University of British Columbia

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**Content Feed**

Solved

Remove all the words that end with "ain"

Given the string s1, return the string s2 with the target characters removed. For example, given s1 = 'the main event' your ...

bijna 3 jaar ago

Solved

Nearest Numbers

Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...

bijna 3 jaar ago

Solved

Most nonzero elements in row

Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

bijna 3 jaar ago

Solved

Counting Money

Add the numbers given in the cell array of strings. The strings represent amounts of money using this notation: $99,999.99. E...

bijna 3 jaar ago

Solved

Function Iterator

Given a handle fh to a function which takes a scalar input and returns a scalar output and an integer n >= 1, return a handle f...

bijna 3 jaar ago

Question

Sequential, row-wise reshape of an M–by–N matrix to form a 1–by–N vector

Dumb question. Let's say I have the following matrix: A = [2 1 4 3 6 5 8 7 10 9]; I...

bijna 3 jaar ago | 1 answer | 0

### 1

answerCompare Data from two tables and show how close the comparison is as a percentage

How are you loading in the data? If you're currently using readtable(), I strongly encourage you to instead use textscan(). In d...

bijna 3 jaar ago | 1

| accepted

Removing zeros from a binary array if length of zeros is lesser than a value

k = [0;0;0;0;0;0;0;1;0;1;1;1;0;0;0;0;0;0;1;1;0;0;0;0]; y = regexp(num2str(k)', '(?<=[0]{5,})0*', 'split'); z = strjoin(cellfun...

ongeveer 3 jaar ago | 0

Solved

Sums with Excluded Digits

Add all the integers from 1 to n in which the digit m does not appear. m will always be a single digit integer from 0 to 9. no...

ongeveer 3 jaar 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...

ongeveer 3 jaar ago

Solved

Vector creation

Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

ongeveer 3 jaar ago

Solved

Doubling elements in a vector

Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

ongeveer 3 jaar ago

Solved

Whether the input is vector?

Given the input x, return 1 if x is vector or else 0.

ongeveer 3 jaar ago

Solved

Get the length of a given vector

Given a vector x, the output y should equal the length of x.

ongeveer 3 jaar ago

Solved

Pangrams!

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

ongeveer 3 jaar ago

Solved

Replace NaNs with the number that appears to its left in the row.

Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

ongeveer 3 jaar ago

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

ongeveer 3 jaar ago

My school needs to upgrade its license. I do not know what toolboxes to request. Who should I ask for advice?

Hi Valerie: I was at one point a lab technichian, and though I did not have the higher-level adminstrative role that you seem ...

ongeveer 3 jaar ago | 0

| accepted

Solved

Remove the vowels

Remove all the vowels in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill' Output s2 is 'Jck nd Jll wn...

ongeveer 3 jaar ago

Solved

Find the peak 3n+1 sequence value

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

ongeveer 3 jaar ago

Solved

Return the 3n+1 sequence for n

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

ongeveer 3 jaar ago

Solved

Find the longest sequence of 1's in a binary sequence.

Given a string such as s = '011110010000000100010111' find the length of the longest string of consecutive 1's. In this examp...

meer dan 3 jaar ago

Solved

Summing digits

Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

meer dan 3 jaar ago

Solved

Remove all the consonants

Remove all the consonants in the given phrase. Example: Input s1 = 'Jack and Jill went up the hill'; Output s2 is 'a ...

meer dan 3 jaar ago

Solved

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...

meer dan 3 jaar ago

Solved

Alphabetize by last name

Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

meer dan 3 jaar ago

Question

regexp: what am I missing from the documentation?

I have tried to carefully read the regexp documentation, and I am able to sucessfully implement regexp in the simplest cases. F...

meer dan 3 jaar ago | 1 answer | 0

### 1

answerSolved

Determine if input is odd

Given the input n, return true if n is odd or false if n is even.

meer dan 3 jaar ago