Andrea Ramirez
2015 年からアクティブ
Followers: 0 Following: 0
統計
Cody
0 問題
118 解答
ランク
N/A
of 289,890
評判
N/A
コントリビューション
0 質問
0 回答
回答採用率
0.00%
獲得投票数
0
コントリビューション
0 投稿
コントリビューション
0 パブリック チャネル
平均評価
コントリビューション
0 ハイライト
平均いいねの数
Feeds
解決済み
Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...
9年弱 前
解決済み
Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. So if input x is x = [1 2 3 5] then the output y should be 11.
9年弱 前
解決済み
Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...
9年弱 前
解決済み
Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...
9年弱 前
解決済み
Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.
9年弱 前
解決済み
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
9年弱 前
解決済み
Pascal's Triangle
Given an integer n >= 0, generate the length n+1 row vector representing the n-th row of <http://en.wikipedia.org/wiki/Pascals_t...
9年弱 前
解決済み
Finding Perfect Squares
Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...
9年弱 前
解決済み
Find the numeric mean of the prime numbers in a matrix.
There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...
9年弱 前
解決済み
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...
9年弱 前
解決済み
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 + ...
9年弱 前
解決済み
Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...
9年弱 前
解決済み
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...
9年弱 前
解決済み
Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...
9年弱 前
解決済み
Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]
9年弱 前
解決済み
Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.
9年弱 前
解決済み
How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...
9年弱 前
解決済み
The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".
9年弱 前
解決済み
The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...
9年弱 前
解決済み
Which values occur exactly three times?
Return a list of all values (sorted smallest to largest) that appear exactly three times in the input vector x. So if x = [1 2...
9年弱 前
解決済み
Fahrenheit to Celsius using multiple statements
Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...
9年弱 前
解決済み
Distance walked 1D
Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...
9年弱 前
解決済み
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...
9年弱 前
解決済み
Return the largest number that is adjacent to a zero
This example comes from Steve Eddins' blog: <http://blogs.mathworks.com/steve/2009/05/27/learning-lessons-from-a-one-liner/ Lear...
9年弱 前
解決済み
Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.
9年弱 前
解決済み
Nearest Numbers
Given a row vector of numbers, find the indices of the two nearest numbers. Examples: [index1 index2] = nearestNumbers([2 5 3...
9年弱 前
解決済み
Pizza value using expression with parentheses
Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...
9年弱 前
解決済み
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...
9年弱 前