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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 ...

11 years ago

Solved

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

11 years ago

Solved

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], ...

11 years ago

Solved

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...

11 years ago

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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 +...

11 years ago

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

11 years ago

Solved

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

11 years ago

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

11 years ago

Solved

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

11 years ago

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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...

11 years ago

Solved

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 ...

11 years ago

Solved

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...

11 years ago

Solved

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. ...

11 years ago

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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...

11 years ago

Solved

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...

11 years ago

Solved

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; ...

11 years ago

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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]

11 years ago

Solved

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

11 years ago

Solved

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 ...

11 years ago

Solved

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...

11 years ago

Solved

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...

11 years ago

Solved

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...

11 years ago

Solved

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...

11 years ago

Solved

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...

11 years ago

Problem

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...

11 years ago | 2 | 26 solvers

Solved

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.

11 years ago

Solved

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...

11 years ago

Solved

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...

11 years ago

Solved

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

11 years ago

Solved

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

11 years ago