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Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

1 year ago

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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

1 year ago

Solved


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 year ago

Solved


First non-zero element in each column
For a given matrix, calculate the index of the first non-zero element in each column. Assuming a column with all elements zero i...

1 year ago

Solved


Find the Oldest Person in a Room
Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

1 year ago

Solved


We love vectorized solutions. Problem 1 : remove the row average.
Given a 2-d matrix, remove the row average from each row. Your solution MUST be vectorized. The solution will be tested for ac...

1 year ago

Solved


Matlab Basics - Absolute Value
Write a script that returns the absolute value of the elements in x e.g. x = [-1 -2 -3 -4] --> y = [1 2 3 4]

1 year ago

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square root
Find the square root (y) of an input (x).

1 year ago

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Is it a number?
Determine if input is numeric. If it is,output is 1; if it is not, output is 0.

1 year ago

Solved


Basic commands - Least common multiple
Make a function which will return least common multiple of "a" and "b" Example: a=8; b=6; y=24;

1 year ago

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Find the complement of a number in binary
Input x is a decimal number and output y is the complement of binary representation of x. For example, x = 10 has the binary ...

1 year ago

Problem


Find the worst traffic yesterday

2 years ago | 1 | 22 solvers

Solved


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...

2 years ago

Solved


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".

2 years ago

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

2 years ago

Solved


Missing five
Convert decimal numbers to a base-9 notation missing the digit *5* <<http://www.alfnie.com/software/missing5.jpg>> Too man...

2 years ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

2 years ago

Solved


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...

3 years ago

Solved


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...

3 years ago

Solved


Return area of square
Side of square=input=a Area=output=b

3 years 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.

3 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

3 years ago

Solved


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

3 years ago

Solved


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

3 years ago

Solved


Create a vector
Create a vector from 0 to n by intervals of 2.

3 years ago

Solved


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

3 years ago

Solved


Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

3 years ago

Solved


Find max
Find the maximum value of a given vector or matrix.

3 years ago

Solved


Get the length of a given vector
Given a vector x, the output y should equal the length of x.

3 years ago

Solved


Inner product of two vectors
Find the inner product of two vectors.

3 years ago

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