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Eric Lee


592 total contributions since 2017

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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:...

1년 이상 ago

Solved


Number of Circles in a Number
Given a number, return the number of closed 'circles' in the base 10 numerical representation. Note: the number 4 has no circ...

1년 이상 ago

Solved


calculate RMS voltage
given peak to peak voltage, calculate rms voltage

1년 이상 ago

Solved


Basics: Divide integers to get integer outputs in all cases
Divide integers a and b in such a way that output y is always an integer (in ceil manner)

1년 이상 ago

Solved


metre to feet converter
The idea is to make a converter, which exchange meters to feets. We use a factor of 1m = 3.281*1f. so 3m are equals to 9.843 m...

1년 이상 ago

Solved


Product of Array
Given an array of numbers. Get the product of the array.

1년 이상 ago

Solved


Largest Prime Number
Given a matrix X, find the largest prime number in X.

1년 이상 ago

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solve for y that is half as much as three less than one tenth of x
function y = half(x) y = (x * .1); end

1년 이상 ago

Solved


prime test 2
enter the only non prime,non composite number

1년 이상 ago

Solved


UICBioE240 problem 1.18
exp(pi/5*i) and exp(pi/5i). Is there any difference in result? Write yes or no as a string.

1년 이상 ago

Solved


Output a vector which is table of 9
Output a vector which is table of 9

1년 이상 ago

Solved


Divide by 4
Given the variable x as your input, divide it by 4 and put the result in y.

1년 이상 ago

Solved


Replace values under a limit
For a vector x and number n, the goal is to find every element of x inferior to n and replace it by n. Example x= [ 1 2 3...

1년 이상 ago

Solved


Print true if
all elements are larger than 5 a=[1 3 5 8 6]; b=[6 6 6 6 6]; function(a) should be false, and function(b) will be tru...

1년 이상 ago

Solved


Let's see how peculiar we can get
The task is to multiply two numbers. But do it in the most peculiar possible way.

1년 이상 ago

Solved


Test if two numbers have the same digits
Given two integers _x1_ and _x2_, return |true| if the numbers written with no leading zeros contain the same digits. That is, t...

1년 이상 ago

Solved


Write a code that will follow the equation y = x * (x + x) * x.
If x = 5, y = 5 * (5+5) * 5 = 250

1년 이상 ago

Solved


Create an n-by-n null matrix and fill with ones certain positions
The positions will be indicated by a z-by-2 matrix. Each row in this z-by-2 matrix will have the row and column in which a 1 has...

1년 이상 ago

Solved


Evaluate Polynomial
Given a polynomial equation coefficients in a vector p, you have to return its value at x. Example: For inputs p and x ...

1년 이상 ago

Solved


Tune your guitar
Given an input string with the scientific pitch notation for standard tuning ( <http://en.wikipedia.org/wiki/Guitar_tunings#Stan...

1년 이상 ago

Solved


N-Queens Checker
Picture a chessboard populated with a number of queens (i.e. pieces that can move like a queen in chess). The board is a matrix,...

1년 이상 ago

Solved


Half-Swap
Given a vector with an even number of elements, rearrange it so that the elements in its first half are switched with those i...

1년 이상 ago

Solved


poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

1년 이상 ago

Solved


Spot the First Occurrence of 5
This problem series invites you to solve two simple problems related to the integer NUMBER FIVE, in order to celebrate <https://...

1년 이상 ago

Solved


Test for balanced parentheses
Given the input inStr, give the boolean output out indicating whether all the parentheses are balanced. Examples: * If ...

1년 이상 ago

Solved


Find the product of a Vector
How would you find the product of the vector [1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0] times 2?; x = [1 : 0.5 : 6]; y ...

1년 이상 ago

Solved


Find the Nth Root of a Given Number
Find the Nth root of a given number x. Examples x = 4096 n = 4 y = 8 x = 625 n = 5 y = 3.6239

1년 이상 ago

Solved


ASCii Code
Using Matlab get the ASCii for '?'

1년 이상 ago

Solved


ASCii Code
Using matlab, give the symbol that is associated with ASCii code 122

1년 이상 ago

Solved


String substitution, sub problem to cryptoMath
This is a sub problem related to this problem: <http://www.mathworks.com/matlabcentral/cody/problems/621-cryptomath-addition>...

1년 이상 ago

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