Community Profile # NMTri

Last seen: 6ヶ月 前 2013 年からアクティブ

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The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

1年以上 前

~~~~~~~ WAVE ~~~~~~~~~
|The WAVE generator| Once upon a time there was a river. 'Sum' was passing by the river. He saw the water of the river that w...

Too Many Zeros, Dump Them!
Sometimes when I create a matrix, I use this syntax: a = zeros(1000,1000); But when the function ends, I find that I don'...

Must be in the front row...
You are given a matrix followed by a single number. Your object is to write a script that will shift the matrix around so that ...

Remove entire row and column in the matrix containing the input values
Remove the entire row and column from the matrix containing specific values. The specified value can be a scalar or a vector. Fo...

Enlarge array
Given an m-by-n numeric array (A) and a 1-by-2 vector (sz) indicating the dimensions [p q] to enlarge each element, return an (m...

subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

Matrix multiplication across rows
Given matrix m, return matrix n such that, rows of n are result of multiplication of the rows of the input matrix Example ...

Write a function man that takes a row vector v and returns a matrix H as follows..
Write a function called man that takes a row vector v as an input and returns a matrix H whose first column consist of the eleme...

Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

There are 10 types of people in the world
Those who know binary, and those who don't. The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...

Converting binary to decimals
Convert binary to decimals. Example: 010111 = 23. 110000 = 48.

Find out sum and carry of Binary adder
Find out sum and carry of a binary adder if previous carry is given with two bits (x and y) for addition. Examples Previo...

Convert given decimal number to binary number.
Convert given decimal number to binary number. Example x=10, then answer must be 1010.

Chess probability
The difference in the ratings between two players serves as a predictor of the outcome of a match (the <http://en.wikipedia.org/...

2年以上 前

Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

2年以上 前

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

2年以上 前

Calculate volume of box
Calculate the volume of box,hiven its sides

2年以上 前

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

2年以上 前

Symmetric matrix
You must create a n-by-n *symmetric* matrix such that A(row,col) = row/col for col >= row. Example if n =3 : output is : ...

2年以上 前

When using logical indexing into an array, MATLAB returns a vector output. For example, if A = magic(3); mask = logi...

2年以上 前

Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').

2年以上 前

Create a "+" flag
Given two odd numbers, [m, n], return a matrix of size m x n which has all elements of the centre column and centre row set as 1...

2年以上 前

Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

2年以上 前

Sort accordingly

2年以上 前

Determine if input is a perfect number
A <http://en.wikipedia.org/wiki/Perfect_number/ perfect number> occurs whent the sum of all divisors of a positive integer, exce...

3年弱 前

Champernowne Constant
The <http://en.wikipedia.org/wiki/Champernowne_constant Champernowne constant> is a real number whose digits in decimal represen...

3年弱 前

A matrix of extroverts
Now that the introverts have had their script, the extroverts spoke up (naturally!) and demanded one as well. You will be given...

3年弱 前

Replace Nonzero Numbers with 1
Given the matrix x, return the matrix y with non zero elements replaced with 1. Example: Input x = [ 1 2 0 0 0 ...

3年弱 前

Find the number of rectangles
There is a m*n grade given. Find the number of rectangles in the grid. Remember, a square is also a rectangle.

3年弱 前