CONTRIBUTIONS**0 Posts**

CONTRIBUTIONS**0** Public Channels

AVERAGE RATING

CONTRIBUTIONS**0** Highlights

AVERAGE NO. OF LIKES

Solved

Count decimal digits of a number

* Given an integer number you have to return the number of its digits. * For example 248 has 3 digits and 1589 has 4 digits ...

mer än 7 år ago

Solved

Check if equal

Return true if all the elements of an nD array are equal, false otherwise.

mer än 7 år ago

Solved

Count ones

Write a program to count number of ones (1s) in an integer variable input. For example: Input x=2200112231 output y=3 I...

mer än 7 år ago

Solved

Convert a Cell Array into an Array

Given a square cell array: x = {'01', '56'; '234', '789'}; return a single character array: y = '0123456789'

mer än 7 år ago

Solved

Free passes for everyone!

_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): As an addit...

nästan 8 år ago

Solved

Diagonal & Anti-Diagonal Matrix: Easy

Create a matrix as shown below from "magic" square. For example: if input x=9;then use mgic(x) and create the matrix...

nästan 8 år 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; ...

nästan 8 år ago

Solved

Enlarge array

Given an mxn numeric array (A) and a 1x2 vector (sz) indicating the dimensions [p q] to enlarge each element, return an (m*p)x(n...

nästan 8 år ago

Solved

Can you beat the lottery?

Well this one you may not get every time, but it is a lottery! Here is the code that generates the lottery numbers (you can try ...

nästan 8 år ago

Solved

NO _________ ALLOWED....

So you're given a sentence where if there is a particular word in the sentence then the output is 1, if it is not there then the...

nästan 8 år ago

Solved

Is there a GPU Device?

Return true if there is a supported GPU device available on the Cody computer.

nästan 8 år ago

Solved

Average of square wave

given positive and negative peak , calculate dc level, 50% duty cycle

nästan 8 år ago

Solved

Find the hypotenuse

Given a and b (the two sides of a right-triangle), find c, the hypotenuse.

nästan 8 år ago

Solved

Maximum value in a matrix

Find the maximum value in the given matrix. For example, if A = [1 2 3; 4 7 8; 0 9 1]; then the answer is 9.

nästan 8 år ago

Solved

Get ranks of values in a vector

For a given vector, say [6 3 8 2], return the ranks (ascending) of observations, i.e. [3 2 4 1]. Do not worry about tied ranks. ...

nästan 8 år ago

Solved

Find last zero for each column

Given a numeric array of arbitrary size, return the row index of the last zero for each column. If a column contains all nonzero...

nästan 8 år ago

Solved

Similar Triangles - find the height of the tree

Given the height, h1, of a power pole, shorter than a tree, a given distance, x2 away, please find h2, height of the tree. Pleas...

nästan 8 år ago

Solved

Coin Tossing: Probability of Same Heads for N tosses

A pair of physicists toss a coin n times each. What is the probability that they tossed the same number of heads? *Input:*...

nästan 8 år ago

Solved

Linear system solve

Solve a linear set of equations as described in the following link: http://www.people.virginia.edu/~teh1m/cody/linsolv1.pdf

nästan 8 år ago

Solved

Create a random logical vector of N elements of which M are true.

Your task for tomorrow is to create a random binary (logical) vector of N elements of which M are true. For example: ran...

nästan 8 år ago

Solved

edge detection

write a function that gives the indexes of rising or falling edge x is a vector (assume it contains always at least one eleme...

nästan 8 år ago

Solved

Return elements unique to either input

Given two numeric inputs a and b, return a row vector that contains the numbers found in only a or only b, but not both. For ex...

nästan 8 år ago

Solved

Now 20% off!

Furloughs are hitting government workers this year. To commemorate getting one unpaid day off each week until the end of Septem...

nästan 8 år ago

Solved

Array GCD

* Find Greatest Common Divisor in a given array * Function Template: function ans = arraygcd(a) % a=[45 15 200 ...

nästan 8 år ago

Solved

Implement a counter

Write a function that returns a function that counts the number of times it is invoked. Example: >> h = counter; >> h() ...

nästan 8 år ago

Solved

Calculate distance travelled when given radius and rotations

When given radius of wheel and number of rotations calculate total distance travelled consider pi=3.14

nästan 8 år ago

Solved

Pythagorean perfect squares: find the square of the hypotenuse and the length of the other side

Given the square root of a square number, *seed*, and a range, *n*, find the square number, *Z* as well as the other side, *y*, ...

nästan 8 år ago