Solved

Logic 3

16 days ago

Solved

Logic 2

16 days ago

Solved

Logic 1

16 days ago

Solved

Find the spot diameter from the intensity distribution matrix of single spot (circle)

16 days ago

Solved

Cipher and Decipher the message - same key for all digits

16 days ago

Solved

Decipher the message - 3 key

17 days ago

Solved

Hash
eg: if x=127 and r = 5 1st digit 1+5=6; 2nd digit =2+5=7; 3rd digit = 7+5=12---> 3 (sum of digits 1+2 =3) then output y= 673 ...

18 days ago

Solved

Prouhet–Tarry–Escott (basic)
Inspired by <http://www.mathworks.com/matlabcentral/cody/problems/660-find-a-subset-that-divides-the-vector-into-equal-halves pr...

18 days ago

Solved

Modify subscripts
MATLAB supports object-oriented programming. Let's take an advantage of it in cody. This problem starts <http://uk.mathworks....

18 days ago

Solved

Modify subscripts - easier
MATLAB supports object-oriented programming. Let's take an advantage of it in cody. This problem focus on modifying subscript...

19 days ago

Solved

Open coded lock.
Guess the <hint://fliplr(anchortext) password> or break the <2314/solutions/new#test_suite_body lock>.

19 days ago

Solved

I want to know everything!
I am always a little bit paranoid. Now, I want to know what my co-workers do with my MATLAB when I am not here. Find (i...

19 days ago

Solved

Can you beat the lottery again (for hardcore coder) ?
Inspired by the Problem 1713 by Chris E. Here is the code that generates the first lottery number: rng('shuffle'); numb...

19 days ago

Solved

Number of active Cody players by date
I'm looking to start a series of problems related to web scraping. In this problem, you are given a date in 'dd mmm yyyy' format...

19 days ago

Solved

List of built-in demo images
Return a cell array containing the filenames for built-in images (e.g. cameraman.tif, coins.png). An optional input specifies wh...

19 days ago

Solved

Find the maximal cliques in an undirected graph
This is a variant of a <http://www.mathworks.com/matlabcentral/cody/problems/2646-determine-the-number-of-maximal-cliques-in-an-...

19 days ago

Solved

Determine the number of maximal cliques in an undirected graph
In an undirected graph, a clique is a subset of vertices that are fully connected, i.e. there is an edge between all pairs of ve...

19 days ago

Solved

Find similar/related functions
The help function can be useful for getting quick assistance on a particular function. For most built-in MATLAB functions, a por...

19 days ago

Solved

Construct a precedence graph from a code segment
A hypothetical MATLAB code segment containing n lines is given in the form of a cell array. The i-th cell contains the i-th line...

20 days ago

Solved

Text Processing - New
Derived from problem 2440. A string containing several sentences are given as input. If any sentence contains the word 'great...

20 days ago

Solved

self description 2.0
New (and way easier) hacking problem built upon <http://www.mathworks.com/matlabcentral/cody/problems/1969 Alfonso's problem 196...

20 days ago

Solved

Graph Algorithms - 2 : Chromatic Number
Chromatic number of a graph is the minimum number of distinct colors required to color all the vertices of the graph such that n...

20 days ago

Solved

Signal Processing Basic - 1. Stretch a signal
Input vector V is a discrete time signal assuming the first sample is sampled at t=0. This signal has to be stretched in time. ...

20 days ago

Solved

Graph Algorithms - 1 : Length of the largest closed path
An undirected simple graph is given as the form of an adjacency matrix. Find the length of the largest closed path (one that sta...

20 days ago

Solved

Beam me up, Scotty!
It's the mid 22nd century. You, Montgomery Scott, are appointed the chief engineer of the Starship Enterprise. The Starship is...

20 days ago

Solved

Continuous NaNs - I
Remove any continuous NaNs that appear in the array - %Example 1 input = [1 NaN 2 NaN NaN 3 NaN NaN NaN] output = [1 NaN 2 ...

20 days ago

Solved

Sequence Vectorization - II
This is the second part to the question - Sequence Vectorization - I Given an array of Natural numbers, N, return the sequence ...

20 days ago

Solved

Sequence Vectorization - I
Given a Natural number N, return the sequence - [1 1 2 1 2 3 1 2 3 4 ... 1 2 3 ... N-3 N-2 N-1 N] i.e. the horizontal concatenat...

20 days ago

Solved

Counting Permutations
In the permutations of the numbers 1 to n, count the number of permutations in which exactly m elements are greater than the pre...

20 days ago

Solved

Repeatitive Summation
Given numeric vectors x, a and b, perform the following operation - a represents a vector of numbers and b represents a vector ...

20 days ago