Community Profile

photo

C.J. Harris


Last seen: 1年以上 前 2011 年からアクティブ

統計

All
  • First Review
  • 3 Month Streak
  • Knowledgeable Level 4
  • First Answer
  • Solver

バッジを表示

Content Feed

表示方法

解決済み


Subset Sum
Given a vector v of integers and an integer n, return the the indices of v (as a row vector in ascending order) that sum to n. I...

6年以上 前

解決済み


Create a Multiplication table matrix...
Create a product table in this format: P = [ 1 2 3 4 5; 2 4 6 8 10; 3 6 9 12 15; 4 8 12 1...

6年以上 前

解決済み


Determine Whether an array is empty
Input a matrix x, output y is TRUE if x is empty, otherwise FALSE.

6年以上 前

解決済み


Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

6年以上 前

解決済み


Say something funny
Say something funny, or not. Your solution will be (fully automatically and objectively) scored based on how clever or funny ...

6年以上 前

解決済み


Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

6年以上 前

解決済み


Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): Once a mont...

6年以上 前

解決済み


Find the largest value in the 3D matrix
Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...

6年以上 前

解決済み


Indexed Probability Table
This question was inspired by a Stack Overflow question forwarded to me by Matt Simoneau. Given a vector x, make an indexed pro...

6年以上 前

解決済み


Number of Horns on a unicorn!
Calculate the number of horns on a *unicorn*! And I'm talking about a unicorn with not more than one horn on it!

6年以上 前

解決済み


Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

6年以上 前

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...

6年以上 前

解決済み


surface of a spherical planet
you just discovered its circumference, that is the input.

6年以上 前

解決済み


Solve the Sudoku Row
*Description* A simple yet tedious task occurs near the end of most Sudoku-solving algorithms, computerized or manual. The ta...

6年以上 前

解決済み


How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

6年以上 前

解決済み


Extract leading non-zero digit
<http://en.wikipedia.org/wiki/Benford%27s_law Benford's Law> states that the distribution of leading digits is not random. This...

6年以上 前

解決済み


Generate a vector like 1,2,2,3,3,3,4,4,4,4
Generate a vector like 1,2,2,3,3,3,4,4,4,4 So if n = 3, then return [1 2 2 3 3 3] And if n = 5, then return [1 2 2...

6年以上 前

解決済み


Reverse the Words (not letters) of a String
*Description* Change the words of a string such that the words appear in reverse order. You may assume that the string is a n...

6年以上 前

解決済み


Add two numbers
Calculate the sum of two numbers. Example input = [2 3] output = 5

6年以上 前

解決済み


Television Screen Dimensions
Given a width to height ratio of a TV screen given as _w_ and _h_ as well as the diagonal length of the television _l_, return t...

6年以上 前

解決済み


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...

6年以上 前

解決済み


Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

6年以上 前

解決済み


5th Time's a Charm
Write a function that will return the input value. However, your function must fail the first four times, only functioning prope...

6年以上 前

解決済み


The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

6年以上 前

解決済み


Tell me the slope
Tell me the slope, given a vector with horizontal run first and vertical rise next. Example input: x = [10 2];

6年以上 前

解決済み


Narcissistic number ?
Inspired by Problem 2056 created by Ted. In recreational number theory, a narcissistic number is a number that is the sum of ...

6年以上 前

解決済み


Parasitic numbers
Test whether the first input x is an n-parasitic number: <http://en.wikipedia.org/wiki/Parasitic_number>. ( _n_ is the second in...

6年以上 前

解決済み


Number of 1s in a binary string
Find the number of 1s in the given binary string. Example. If the input string is '1100101', the output is 4. If the input stri...

6年以上 前

解決済み


Min of a Matrix
Return the minimum value in the given matrix.

6年以上 前

解決済み


inner product of two vectors
inner product of two vectors

6年以上 前

さらに読み込む