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Divisible by 2
This is the first problem in a set of "divisible by x" problems. You will be provided a number as a string and the function you ...

5 years ago

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Matlab Basics II - Count rows in a matrix
Write a function that returns that number of rows in a vector or matrix x example: x = [1; 2; 3] output = 3

5 years ago

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Matlab Basics - Pick out parts of a vector
Consider x a vector of length >= 7 (there are at least 7 elements in the vector, write a script that extracts the 2nd element, a...

5 years ago

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Area of a triangle
A triangle is given with base *'b'* ,vertical hight *'h'* . then find it's area.

5 years ago

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Find the nearest integer
Given a vector of integers and a real number find the closest integer. EX: >> a = [2 4 5 6 8 10]; >> b = 4.6; >> nea...

5 years ago

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02 - Vector Variables 5
_eVec_ = _Hello_ ( _eVec_ is a string, which is a vector of characters )

5 years ago

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Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

5 years ago

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Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

5 years ago

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Add a row of zeros on top of a matrix
Given a matrix, insert a row of zeros as the top row.

5 years ago

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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...

5 years ago

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Remove white space from the string
Remove the white spaces (trailing and leading) from the input variable

5 years ago

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middleAsColumn: Return all but first and last element as a column vector
Given input A, return all but the first and last elements, arranged as a column vector. (I.e., all dimensions after the first s...

5 years ago

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Back to basics 15 - Benchmark
Covering some basic topics I haven't seen elsewhere on Cody. Return an array of the benchmark values for MATLAB.

5 years ago

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Times 3 problem
When you enter the number, it should return the number multiplied by 3

5 years ago

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Rounding
Round 10.67 and make 'y' equal to that number.

5 years ago

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07 - Common functions and indexing 6
Create a variable _m_ as a magic square with the size 6 x 6 Magic squares are defined as square matrices, where the sum of a...

5 years ago

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Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

5 years ago

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Matlab Basics - y as a function of x
Write a function to calculate y as a function of x, such that y = 6x^2 + 5x - 2

5 years ago

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Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

5 years ago

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Vectors counting by 2
Create a vector numbers from 7 to 15 in increments of 2

5 years ago

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Sum the elements in either diagonal of a square matrix
Sum the elements of a square matrix that lie on either the major diagonal or anti-diagonal. (Include all elements that are part ...

5 years ago

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Find Out sum of principal diagonal element of given matrix
Find out sum of principal diagonal element of given matrix If A=[1 0 0; 0 1 0;0 0 1], then answer must be 3.

5 years ago

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Array of Ones
Create a 100 X 100 array of ones.

5 years ago

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give nth decimal place of pi
max 15th place after the decimal point is ok for now

5 years ago

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Arrange vector in ascending order
Arrange a given vector in ascending order. input = [4 5 1 2 9]; output = [1 2 4 5 9];

5 years ago

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The sum of the numbers in the vector
eg. [1,2,3]---->SUM=6

5 years ago

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Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

5 years ago

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

5 years ago

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find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

5 years ago

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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...

5 years ago