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The Spy Problem

A guest at a party is a spy if this person is not known by any other guest, but knows all of them. There is at most one spy at a...

alrededor de 2 años ago

Problem

Sherlock Holmes: The Spy Problem

A guest at a party is a spy if this person is not known by any other guest, but knows all of them. There is at most one spy at a...

alrededor de 2 años ago | 0 | 8 solvers

Solved

The Deadly Sin

Melvyn and Banner are fighting over chocolates. Melvyn has X chocolates, while Banner has Y. Whoever has a lesser number of choc...

alrededor de 2 años ago

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Expand 10^n to Powers of 4

Given an integer n, return the coefficients c = [c_n,c_n-1,...,c_0] Such that 10^n = c_n*4^(n) + c_n-1*4^(n-1...

alrededor de 2 años ago

Problem

Expand 10^n to Powers of 4

Given an integer n, return the coefficients c = [c_n,c_n-1,...,c_0] Such that 10^n = c_n*4^(n) + c_n-1*4^(n-1...

alrededor de 2 años ago | 2 | 27 solvers

Solved

Dampening of Servomotors with Tachometer Feedback

In Control Engineering, servomotors with tachometer feedback can be modeled by the second order system K / [J*s^2 + (B + K*K...

alrededor de 2 años ago

Problem

Damping of Servomotors with Tachometer Feedback

In Control Engineering, servomotors with tachometer feedback can be modeled by the second order system K / [J*s^2 + (B + K*K...

alrededor de 2 años ago | 1 | 7 solvers

Solved

Response of First Order Control Systems

In practice, the input signal to an automatic control system is not known ahead of time but usually random in nature. Thus, in t...

alrededor de 2 años ago

Problem

Response of First Order Control Systems

In practice, the input signal to an automatic control system is not known ahead of time but usually random in nature. Thus, in t...

alrededor de 2 años ago | 1 | 2 solvers

Solved

Response of First Order System

In practice, the input signal to an automatic control system is not known ahead of time but usually random in nature. Thus, in t...

alrededor de 2 años ago

Solved

Nodal Voltage of Resistor Ladder Network

* You have a bunch (an even number N) of identical resistors (each R ohms), a good battery (V volts) and a high impedance voltme...

alrededor de 2 años ago

Problem

Nodal Voltage of Resistor Ladder Network

* You have a bunch (an even number N) of identical resistors (each R ohms), a good battery (V volts) and a high impedance voltme...

alrededor de 2 años ago | 1 | 5 solvers

Solved

Flexible Anonymous Function

Given a function handle, return a handle to a function that would accept an arbitrary number of inputs, applies the function to ...

alrededor de 2 años ago

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Two-output anonymous function?

Return a function handle that when applied to an input, it produces two outputs: the first is the same as the input, and the sec...

alrededor de 2 años ago

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Mimic foldl in functional programming

Mimic the higher-order function |foldl| ( <http://en.wikipedia.org/wiki/Fold_%28higher-order_function%29 Wikipedia:Fold (higher-...

alrededor de 2 años ago

Solved

Find the maximum number of decimal places in a set of numbers

Given a vector or matrix of values, calculate the maximum number of decimal places within the input. Trailing zeros do not coun...

alrededor de 2 años ago

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Monte-Carlo integration

Write a function that estimates a d-dimensional integral to at least 1% relative precision. Inputs: * d: positive integer....

alrededor de 2 años ago

Solved

Usage of java.math : N Choose K with unlimited precision

Calculate the binomial coefficient nchoosek with full accuracy. This challenge may use the wonderful word of java.math that allo...

alrededor de 2 años ago

Solved

Usage of java.math : Add, Multiply, Pow

This challenge is an introduction to the wonderful word of java.math that allows unlimited precision calculations. The primary ...

alrededor de 2 años ago

Solved

What are the odds?

Two numbers, A and B are drawn randomly and uniformly on [-R,R]. What is the probability that A*B < A+B. Your function should ...

alrededor de 2 años ago

Solved

Is the paranthesis sequence balanced ?

Quantum mechanics and computer science are interested in <http://en.wikipedia.org/wiki/Bra%E2%80%93ket_notation bra-kets>. Today...

alrededor de 2 años ago

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Kurosu Solver

This problem is related to <https://www.mathworks.com/matlabcentral/cody/problems/44657-kurosu-checker Problem 44657>. The ga...

alrededor de 2 años ago

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count to vector

Return a matrix of numbers of dimension K by N, where K = prod(v), and N=length(v). The rows count from a vector of ones up to v...

más de 2 años ago

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Fix y_correct : Hack

The Test Suite has an error. Fix the y_correct value. (See the tags for hints)

más de 2 años ago

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RMS value from a set of observations

Find rms value of a set of observations of a physical quantity? Hint: The observations are accessed in the form of vectors

más de 2 años ago

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The almost-birthday problem.

This is a harder version of the birthday problem. Now, you will have to determine the probability that two or more people in a r...

más de 2 años ago

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Prime Product

My professor has given a sequence of N numbers as a1, a2, ..., aN and asked me to find the smallest possible value of ai * aj su...

más de 2 años ago

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Schwarzschild radius

Compute the <http://en.wikipedia.org/wiki/Schwarzschild_radius Schwarzschild radius> for objects of mass m (kg). Use c = 299,792...

más de 2 años ago

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Fill an array given a sum and array length values

Fill an array with random numbers so that their sum and array length will be equal to the given values as input. Function will ...

más de 2 años ago