Solved

Add 3 (x<=100) Or Subtract 100 and add 3(100<x)
Add 3 to every element. However, if the value is greater than 100, subtract 100 and add 3. eg. input x = [45 106; 67 1...

7 years ago

Solved

find the logic,easy one
find the logic behind, example x=18 y=306 x=53 y=2756

7 years ago

Solved

The proportion of NaN in the data
If NaN occupies less than half of the input data, return 1, otherwise return 0. eg. input x = [1 2 NaN ; 4 NaN 6] >>> out...

7 years ago

Solved

0, 2, 0, -2, 0, 2, 0, -2, ...
Generate the first n terms of a periodic sequence defined as f(x) = 0, 2, 0, -2, 0, 2, 0, -2, ..., for x = 1, 2, 3, 4, 5, 6...

7 years ago

Solved

Determine whether the number is multiple of 3 or not
Let a=6 and as 6 = 2*3 which means 6 is multiple of 3; return true if a is multiple of 3,otherwise false.

7 years ago

Solved

Can the given sides form a triangle?
Can the three given sides form a triangle?

7 years ago

Solved

Find elements of set A those are not in set B
Given two sets of data A and B. Find elements of A those are not in set B. ...

7 years ago

Solved

prime to each other
Given two integers n1, n2 greater than 1, find out if they have common divisors or are prime to each other. Return "true" if the...

7 years ago

Solved

Continued fractions
Find a <http://en.wikipedia.org/wiki/Continued_fraction continued fraction> approximation of x.

7 years ago

Solved

Procrustean bed
Given a vector x and an integer n, convert x to a vector of length n by (1) chopping off the end if it is too long, or (2) addin...

7 years ago

Solved

Change the sign
Given a matrix x, return one with each diagonal element replaced by its absolute value and the largest element in absolute value...

7 years ago

Solved

Create a matrix with difference of each row of input matrix
With a given input matrix A, create a output matrix B in such a way that each row in B is a difference of rows of input matrix A...

7 years ago

Solved

Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...

7 years ago

Solved

Number of occurrences of letter in a text
Given an input text either as a string or as a cell array of strings, return a (1 x 26) matrix containing the number of occurren...

7 years ago

Solved

Narcissistic problem
How many likes has this problem?

7 years ago

Solved

Vector Linear sum: (p1-m1)V1+(p2-m2)V2+...(pK-mk)Vk
Calculate the sum of a Vector times coefficients expressed as two strings. Example: Normal representation [ a b c ], [ p1 ...

7 years ago

Solved

chance in percent for minimum K heads when a good coin is tossed N times?
For example, chance is 100% for minimum 0 heads when a coin is tossed 7 times. Chance is 50% for minimum 2 heads when a coin is...

7 years ago

Solved

Infernal Recursion
Consider the recursion relation: x_n = (x_(n-1)*x_(n-2))^k Given x_1, x_2, and k, x_n can be found by this definition. Wr...

7 years ago

Solved

Create a matrix from a cell
In this problem , you must convert a cell into a matrix and pad each cell with NaN. *Example 1:* If you have the input...

7 years ago

Solved

Nonuniform quantizer as a piecewise constant function
Implement a nonuniform quantizer as the following piecewise function: y = -3.5, x < -3 y = -1.5, -3 ≤ x < -1 y = ...

7 years ago

Solved

Filter values in a vector
Cody often benefits from a functional style of programming. For example, your score is often better when you compose multiple fu...

7 years ago

Solved

Pull the variable y_correct from the Caller's Workspace
*Description* This highlights a very easy to use and high-scoring cheat that can be used on almost all Cody questions.

7 years ago

Solved

Convert Hard Drive marketing sizes to actual data sizes
Hard drive sizes are typically marketed using the decimal meaning of prefixes, whereas RAM uses binary meanings. For example: ...

7 years ago

Solved

The Birthday Phenomenon
First off, leap years are not being considered for this. In fact the year that people are born shouldn't be taken into considera...

7 years ago

Solved

What is Title of Cody Challenge 42?
Given a Cody Challenge number return its Title. *Input:* Cody Challenge Number *Output:* Title of the Cody Challenge ...

7 years ago

Solved

Remove NaNs and numbers adjacent to NaNs
The aim is to remove the elements before and after NaN occurrences inside a vector. For example: x = [6 10 5 8 9 NaN 23 1...

7 years ago

Solved

Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

7 years ago

Solved

Easy problem
This is an easy problem. Just click on submit.

7 years ago

Solved

Get ranking of a combination
I have the numbers pulled without replacement from the set [1 2 3 4 5 6 7 8 9 10 11 12 13]; They are then ordered from least to...

7 years ago

Solved

Combine Cards to make 21
Given between two and six cards, e.g. A _ 3 _ 7 _ 6 _ 2 place one of the mathematical symbols (+,-,*,/) in the space betw...

7 years ago