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Tomasz


Last seen: plus d'un an il y a Actif depuis 2012

Professional Interests: Monte-Carlo methods

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A résolu


The 5th Root
Write a function to find the 5th root of a number. It sounds easy, but the typical functions are not allowed (see the test su...

plus de 6 ans il y a

A résolu


pay it forward
THIS PROBLEM IS BEING RESCORED, PLEASE WAIT Return any number (integer between 0 and 65535) You will pass this problem if ...

plus de 8 ans il y a

A résolu


Blockland
Add a new block to these towers without letting them fall. To add a new block just choose the x-coordinate (between -10 and ...

plus de 8 ans il y a

A résolu


Compute the step response of a DC motor
Compute the step response of a DC motor shown below <<http://blogs.mathworks.com/images/seth/cody/dc-motor.png>> The param...

plus de 8 ans il y a

A résolu


Model a simple pendulum
Model a simple pendulum of length 200cm with bob of mass 100g and plot the position in degrees. The pendulum starts at 30 degree...

plus de 8 ans il y a

A résolu


Model a falling body
An object is falling freely from a height of 22 meters under the force of gravity. <<http://blogs.mathworks.com/images/seth/c...

plus de 8 ans il y a

A résolu


Make a low pass filter
Make a first order low pass filter that will filter out the high frequency oscillations for the given input signal. The cut-off ...

plus de 8 ans il y a

A résolu


Produce a Fibonacci sequence
Construct a diagram that generates the Fibonacci sequence: 1, 1, 2, 3, 5, 8, 13, 21, 34.....up to 377 The Fibonacci sequ...

plus de 8 ans il y a

A résolu


Model a mass spring system
Model an ideal mass-spring system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/images/se...

plus de 8 ans il y a

A résolu


Counting pulses in a signal
Count the number of pulses that are the result of summing each pulse generator block. Pulse Generator blocks produce a recurr...

plus de 8 ans il y a

A résolu


Add damping to a mass spring system
Model an ideal mass-spring-damper system shown below where the spring is initially stretched. <<http://blogs.mathworks.com/im...

plus de 8 ans il y a

A résolu


Make a full wave rectifier
Produce a full wave rectifier waveform for the given sine wave source. For a sine wave input, the output of the full wave rec...

plus de 8 ans il y a

A résolu


Make a half wave rectifier
Produce a signal that outputs the given sine wave source when it is greater than zero and outputs zero when it is less than zero...

plus de 8 ans il y a

A résolu


Produce a sine wave
Produce a sine wave with amplitude 3: <<http://blogs.mathworks.com/images/seth/cody/sine-eqn.png>>

plus de 8 ans il y a

A résolu


Add offset to a signal
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-offset-eqn.png>> You should see a downward...

plus de 8 ans il y a

A résolu


Add a block to a model
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/add-block-eqn.png>> In this case, the slope of...

plus de 8 ans il y a

A résolu


Produce a cosine wave
Produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/cosine-eqn.png>>

plus de 8 ans il y a

A résolu


Connect blocks in a model
Connect the blocks in the model to produce the following signal: <<http://blogs.mathworks.com/images/seth/cody/connect-blocks...

plus de 8 ans il y a

A résolu


Elapsed time is -0.005204 seconds.
Write a function that takes less than zero seconds to execute, as measured using tic and toc. For repeatability, the test case p...

plus de 8 ans il y a

A résolu


Path of least resistance
Find the length of the shortest path through the matrix from the top left to bottom right corner. You may move right, down, or d...

plus de 8 ans il y a

A résolu


Happy 2013...
Happy 2013, everyone! An interesting tidbit about 2013 is that it is the first year since 1987 to contain four different digits...

plus de 8 ans il y a

A résolu


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'...

plus de 8 ans il y a

Problème


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'...

plus de 8 ans il y a | 8 | 33 solveurs

A résolu


Implement a counter
Write a function that returns a function that counts the number of times it is invoked. Example: >> h = counter; >> h() ...

plus de 8 ans il y a

A résolu


Narcissistic problem
How many likes has this problem?

plus de 8 ans il y a

A résolu


poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

plus de 8 ans il y a

A résolu


Magic!
Check whether the input matrix is a normal magic square: <http://en.wikipedia.org/wiki/Magic_square> Output the logical va...

plus de 8 ans il y a

A résolu


Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

plus de 8 ans il y a

A résolu


Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

plus de 8 ans il y a

A résolu


Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

plus de 8 ans il y a

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