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Langston's Ant
The <http://en.wikipedia.org/wiki/Langton%27s_ant Langston's Ant> Challenge is to determine the number of Black squares after K ...

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Morse Code Generator! Try it!
.... . .-.. .-.. --- . ...- . .-. -.-- --- -. . -.-.-- .-.. . - ... -.. --- ... --- -- . -- --...

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Convert String to Morse Code
Convert a given string to international <http://en.wikipedia.org/wiki/Morse_code Morse Code> * Strings will only have [A-z], ...

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Find the jerk
No, it's not the author of this problem... Jerk is the rate of change in acceleration over time of an object. So, if given t...

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Evaluating a polynomial
Given the following polynomial and the value for x, determine y. y = 3x^5 – x^3 + 8x – 3 Example x = 1 y = 3 - 1 +...

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length of a vector
Find twice the length of a given vector.

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

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Remainder
Make 'y' equal to the remainder of 27 divided by 5. When x=27 and t=5

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Complex number
For complex number c=a+bi, write code that will add a and b together.

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function on a moving window
Create a function that applies an operation (such as @sum, @mean, @std, @norm etc) to a moving window of the data. First exam...

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Project Euler: Problem 16, Sums of Digits of Powers of Two
2^15 = 32768 and the sum of its digits is 3 + 2 + 7 + 6 + 8 = 26. What is the sum of the digits of the number 2^N? Thanks ...

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compress sequence into intervals
You're given a row vector of monotonically increasing integers most of which are consecutive. Find the upper and lower bounds of...

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Determine if given number is perfect
A number is <http://en.wikipedia.org/wiki/Perfect_number perfect> if it is equal to the sum of its factors, excluding itself. ...

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Convert a grayscale image into RGB colour format, preserving data type
In the Image Processing Toolbox, MATLAB provides rgb2gray to convert a 3 channel color image into a 1 channel intensity...

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Eight queens puzzle
The eight queens puzzle is the problem of placing eight chess queens on an 8×8 chessboard so that no two queens threaten each ot...

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Find out of matrix transpose Complex conjugate
Find out of matrix transpose Complex conjugate A=[2 3+i;1 4+i] Then answer must be [2.0000 1.0000; ...

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Add one raw in given matrix as shown in example
*Add one raw in given matrix as shown in example* A=[1 0;0 1]; X=[3 5]; Answer must be:[1 0; 0 1;3 5]

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Champernowne Constant
The <http://en.wikipedia.org/wiki/Champernowne_constant Champernowne constant> is a real number whose digits in decimal represen...

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USC Fall 2012 ACM : Code Word Minimum Flipped Bits
This Challenge is to solve Question A of the <http://contest.usc.edu/index.php/Fall12/Home USC ACM Fall 2012 Contest>. Given ...

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GJam 2014 China Rd A: Read Phone Number (Large)
This Challenge is derived from <http://code.google.com/codejam/contest/2924486/dashboard GJam 2014 China Read Phone Number>. Lar...

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GJam 2014 China Rd A: Read Phone Number
This Challenge is derived from <http://code.google.com/codejam/contest/2924486/dashboard GJam 2014 China Read Phone Number>. Sma...

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twins or duplicate
You have to find if someone is present in 2 lists even if there's one orthographic fault in his name. Consider that an orthogr...

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GJam 2012 Qualifier: Tongues
This Challenge is a Warm-Up for <http://code.google.com/codejam/schedule.html Google Code Jam 2014> Qualifying round coming up o...

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Travelling Salesman Problem (TSP)
Find a short way through given points. This is the travelling salesman problem. But the solution should be a fast and small fu...

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Problema

Path of least resistance - Move all direction
Extension of the wonderful <https://www.mathworks.com/matlabcentral/cody/problems/1049-path-of-least-resistance Problem 1049> (P...

más de 11 años hace | 2 | 26 solvers

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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.

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Crate a vector of logarithmically spaced
Create a vector of logarithmically spaced from 10^0 to 10^x with n sample Example: if x=4 and n=3 Answer must be=[1 100 10...

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Generate vector according to sign of vector
Generate vector according to sign of vector Example: If A=[-2 0 5] then output must be[-1 0 1] meaning that for negative n...

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Data decompression
A chunk of data is to be 'decompressed'. Input: * compressed: a row vector of uint8 values. This is the compressed data. ...

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Use of regexp
* Given a string, containing several sentences, such as: * 'I played piano. John played football. Anita went home. Are you safe...

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