Tomasz

Last seen: bijna 3 jaar ago | Active since 2012

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Professional Interests: Monte-Carlo methods

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363
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CONTRIBUTIONS
8 Problems
410 Solutions

SCORE
4.470

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Solved

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...

meer dan 7 jaar ago

Solved

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

meer dan 9 jaar ago

Solved

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 ...

meer dan 9 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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 ...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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

bijna 10 jaar ago

Solved

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'...

bijna 10 jaar ago

Problem

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'...

bijna 10 jaar ago | 8 | 34 solvers

Solved

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

bijna 10 jaar ago

Solved

Narcissistic problem
How many likes has this problem?

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago

Solved

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...

bijna 10 jaar ago