埃博拉酱

Last seen: ungefär en månad ago | Active since 2019

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Number of toolboxes?
Return a number equal to the number of toolboxes available to the Cody solvers.

mer än ett år ago

Problem

Integer vector optimal lossless deduplication
You're given an integer vector A, a Min scalar and a Max scalar. You can assume all elements in A are in [Min,Max] range, and nu...

mer än ett år ago | 2 | 2 solvers

Problem

Is the number of 1s in a binary integer odd or even?
Your function should turn the input integers into binary form and count the number of 1s in the binary. If the number is odd, re...

mer än ett år ago | 1 | 19 solvers

Problem

Ambiguous concatenation
Give two expressions that can have different meaning inside/outside a concatenation expression.

mer än ett år ago | 0 | 3 solvers

Solved

Check if equal
Return true if all the elements of an nD array are equal, false otherwise.

nästan 2 år ago

Solved

Curry a function handle
From Wikipedia, Currying: In mathematics and computer science, currying is the technique of converting a function that takes mu...

nästan 2 år ago

Problem

Merge structs on fields
Merge a bunch of structs into one, containing the field names and corresponding values of all input structs. For duplicate field...

nästan 2 år ago | 0 | 4 solvers

Solved

Exhaust all possible logical vectors
Input a length argument and list all possible logical vectors of that length. My solution is of size 29. Can you find an even s...

nästan 2 år ago

Solved

Maximum of ND-array
Find the maximum element of a N dimensional array. Example: A=[1 2 4 ; -20 4 10]; The maximum is 10.

nästan 2 år ago

Problem

Exhaust all possible logical vectors
Input a length argument and list all possible logical vectors of that length. My solution is of size 29. Can you find an even s...

nästan 2 år ago | 1 | 17 solvers

Solved

Undocumented MATLAB tricks No. 2 - Tell the parfor index
Your function is called in multiple for-loops, and the loop indices are given to your function. One of these indices are from a ...

nästan 2 år ago

Solved

Undocumented MATLAB tricks No. 1 - Save a function-returned struct
Often we face the case when we want to save a function-returned struct to a mat file with each of its field as individual variab...

mer än 2 år ago

Problem

Undocumented MATLAB tricks No. 2 - Tell the parfor index
Your function is called in multiple for-loops, and the loop indices are given to your function. One of these indices are from a ...

mer än 2 år ago | 0 | 2 solvers

Problem

Undocumented MATLAB tricks No. 1 - Save a function-returned struct
Often we face the case when we want to save a function-returned struct to a mat file with each of its field as individual variab...

mer än 2 år ago | 0 | 5 solvers

Solved

Dealfun (1.0)
*Short description.* Write a function _dealfun_: [y1,y2,...,yn]=dealfun(fhandle,x1,x2,...,xn) which evaluates the f...

mer än 2 år ago

Solved

Find area of rectangle

mer än 3 år ago

Solved

Find area of triangle

mer än 3 år ago

Problem

Original coordinate of the min element of a subset of elements

mer än 3 år ago | 2 | 18 solvers

Solved

Easy: Simple problem for beginners

mer än 3 år ago

Solved

Volatile array in parfor and for

mer än 3 år ago

Problem

Volatile array in parfor and for

mer än 3 år ago | 0 | 3 solvers

Problem

Convert sorting indices to ranks

mer än 3 år ago | 1 | 11 solvers

Solved

Restricted Subtraction v1
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45265-restricted-addition-v4 Restricted Addition v4> with...

mer än 3 år ago

Solved

Find Logic 21

mer än 3 år ago

Solved

Restricted Multiplication v1
This problem is <https://www.mathworks.com/matlabcentral/cody/problems/45265-restricted-addition-v4 Restricted Addition v4> with...

mer än 3 år ago

Solved

tic tac toe
Solved ticTacToe

mer än 3 år ago

Solved

Algorithmic Trading - 4 (two thresholds)
This is the fourth of a series of problems on quant trading. It builds on earlier problems 45776, 45860, and 45884 *Goal* ...

mer än 3 år ago

Solved

Algorithmic Trading - 3 (short selling and leverage)
This is the third of a series of problems on quant trading. It builds on earlier problems 45776 and 45860 <https://www.mathwo...

mer än 3 år ago

Solved

Algorithmic Trading - 2 (optimize Calmar Ratio)
This is the second of a series of problems on quant trading. It builds on earlier problem 45776 <https://www.mathworks.com/matla...

mer än 3 år ago

Problem

arrayfun bomb

mer än 3 år ago | 1 | 3 solvers

埃博拉酱

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