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Simpsons's rule (but not Homer Simpson)
I wonder what Homer Simpson would have thought of Simpson's rule? Somehow I doubt his thoughts would have included the phrase Ne...

7 days ago

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speed vs size
The given string describes some MATLAB expressions such as 'pause(1)'. Compute its performance score = code size + run time in m...

7 days ago

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Word Distance - Average Sort
Based on the method of <https://www.mathworks.com/matlabcentral/cody/problems/44815-word-distance-sum this problem>, write a fun...

7 days ago

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Abelian Sandpile - 01
Generate a matrix like abelian sandpile where the center of the matrix is n. For example, n=3 out=[0 0 0 0 ...

7 days ago

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Identify the sequence
Given a row vector, x, return 1 if it is an arithmetic series, or 2 if it is a geometric series. If it is neither, return 0. ...

7 days ago

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Angles of the hands of a clock
For this problem, consider an analog (or at least continuous digital representation) of a clock. Our clock is a 12 hour clock w...

8 days ago

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Composite Trapezoidal Rule for Numeric Integration
Use the trapezoidal rule to numerically integrate a function, _f(x)_, passed as the first argument, between upper and lower limi...

8 days ago

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Find Rotated Substring
Given a string s1, find if a rotated version of s1 is present in a second string s2. For example, rotated version of some strin...

8 days ago

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This is a palindrome and so am I
A palindrome is a sequence of characters which reads the same backward or forward, for instance 'a man a plan a canal panama'...

8 days ago

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Sort Reversal
There are n index cards in a row, with n distinct integers written on them (one number per card) so that the numbers are sorted ...

8 days ago

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Moving Product (Easy)
Given an input array A, write a function *movprod(A,k,dim)* to calculate the moving product over a sliding window of length *k* ...

8 days ago

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The Tortoise and the Hare - 01
Suppose in an infinitely long line, the hare is standing in position 0. From that place, it can jump either in the +ve direct...

8 days ago

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Spiral Matrix
for a given integer n>=3, generate a matrix of nxn such that the value n^2 is at bottom left and its decreasing towards center ...

8 days ago

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Binary code for an analog signal
Digitization of a signal consists of 3 stages: sampling, quantization and encoding. Sampling convert the analogue signal into p...

8 days ago

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hanoi towers II
with 3 rods (1,2 & 3), the goal is to move a tower of n disks from rod #1 to rod #3. You can move disks only one by one, on the...

9 days ago

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Create a matrix that counts up diagonally
Given a single input _N_, create a _N_ x _N_ matrix that counts from 1 : _N_ ², (along up-right diagonals, starting with 1 in th...

9 days ago

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Beat the RNG - EASY

9 days ago

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How close to a hole
Suppose you have a description of good places (ones) and bad places (zeros). You want to know your distance from a bad place (in...

9 days ago

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Fun with a compass
Each night for the past week, you have been having the same nightmare: You find yourself back in your junior high school geometr...

9 days ago

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Convert a vector to a lower triangular matrix
I now have a row vector and I want to convert it to a lower trilangular matrix. The rows of the lower trilangular matrix have t...

9 days ago

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Prime Time
All you need to do here is submit your solution a prime number of seconds after the top of the hour. Any hour at all... Easy, ...

9 days ago

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Climbing the stairs

9 days ago

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FizzBuzz
<http://c2.com/cgi/wiki?FizzBuzzTest FizzBuzz Test> The "Fizz-Buzz test" is an interview question designed to help filter out...

9 days ago

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Rank of magic square (for beginners)
Compute the rank r of a magic square of order n WITHOUT rank and magic functions.

9 days ago

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Young's modulus
Given a value of <http://en.wikipedia.org/wiki/Young_modulus Young's modulus> (Y) expressed on MegaPascal, convert it to the uni...

9 days ago

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Fibonacci Weights ↧ ↧ ↧↧ ↧↧↧ ↧↧↧↧↧

9 days ago

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Subtract two positive numbers
Given a and b as a string, return b-a without using string to number conversion functions. a and b must to be a same size and b ...

9 days ago

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Decimal to Binary conversion for Large Integers

9 days ago

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Generate Hadamard Matrix without using hadamard function
In mathematics, a Hadamard matrix, named after the French mathematician Jacques Hadamard, is a square matrix whose entries are e...

10 days ago

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Queen's move
given a number of consecutive moves of queen, check for their validity based on their previous position.... but remember if u g...

10 days ago