Jiahang Li

Last seen: 約1ヶ月前

985 2018 年以降の合計貢献数

Information and computing science student in China. I started playing Cody on 27th February 2018. MATLAB is my favorite tool in learning.

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vectors counting by 5
Create a vector with numbers from x_min to x_max in increments of 5.

約1年前

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Simple Vector Addition
Take two incoming vectors and output the sum of the two vectors

約1年前

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Matrix multiplication
Multiply two incoming matrices via matrix multiplication

約1年前

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Find 0 in array
Given array find where there 0 is.

約1年前

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ZigZag - 01
Given a matrix, return the elements that are on the Z form of the matrix. For example - a=[1,2,3; 4,5,6; 7,8,9] ...

約1年前

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Determina el número de cifras de un número
Crea una función que te devuelva el número de cifras de un número. Algunos ejemplos para ayudarte serían: El número 125 tie...

約1年前

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Anagram
Given two strings, check whether they're anagrams to each other or not.

約1年前

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Area-03
There are two circles of equal size are inscribed inside a square. They are tangent to each other. <https://serving.photos.ph...

約1年前

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Basic matrix operations using standard MATLAB commands
Create the matrix: 1.0e+15 * 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000...

約1年前

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Create tangent function out of sine function only
Please don't use cosine and tangent functions

約1年前

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Create tangent function out of cosine only
Please don't use tangent and sine functions

約1年前

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Get all prime factors
List the prime factors for the input number, in decreasing order. List each factor. If the prime factor occurs twice, list it as...

約1年前

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Count me in
Count the number of occurrences of the second input in the first input Ex. x1 = 12344455511; x2 =2; output = 1 ...

約1年前

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Determinant of a 3x3 Matrix
Return the determinant of a 3x3 matrix. The built-in Matlab function det is not allowed.

約1年前

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New Matrix with vector addition on diagonal
consider 2 vectors x=[1 2 3] y=[4 5 6] then generate a new Matrix, where Addition of x & y will be diagonal Elements...

約1年前

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Creating a code via test suite :)
Given the test suites, create a code that would fit them :) *Clue: Pascal's Triangle

約1年前

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Primes Checker
Given variable inputs Check if they are prime numbers

約1年前

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Upper Matrix Mock
Given a vector v=[1 3 6 9 11], turn it into a matrix 'ramp' like so: m=[1 3 6 9 11; 0 1 3 6 9; 0 0 1 3 6; 0 0 0 1...

約1年前

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Integrate Me
Given polynomial, output the integral (with k = 1 for simplicity purposes) Example: input = [2 1] % 2x+1 output = [1 1 1]...

約1年前

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ASCII sum of phrases
Find the sum of the numeric equivalents of all characters entered in a phrase. For example: for the phrase 'My name is test', th...

約1年前

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Raise each element to the power of its index in a matrix
In a matrix, A = [1,2;3,4] raise the power of each element like: 1^1+2^3+3^2+4^4 and add it all to produce the result 274

約1年前

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Product of all elements in an array
Compute the product of all elements in an array.

約1年前

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Capitalized string operations
Convert the input sentence to upper case and replace all vowels with an underscore ('_')

約1年前

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generate capital english alphabets
Based on the numeric input 'n', generate the capital english alphabet starting from A till the english alphabet at the 'n'th pos...

約1年前

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Remove white spaces at the end of the input string
Remove all trailing white spaces at the end of the input strings

約1年前

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Check for keywords
If the entered string is a MATLAB keyword, return true else false

約1年前

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Repetition of matrices
*A is a bold matrix: [1 2 3; 4 5 6;7 8 9]* Given an integer 'n' , a matrix B exists such that has n copies of A in the row an...

約1年前

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Find NaNs in the matrix
Return 1s wherever there is a NaN in the input matrix

約1年前

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Return median of a matrix
Compute median of a matrix of any dimension. Exclude the NaNs if any.

約1年前

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Cofactor
Given a matrix, find the cofactor of the element in 'i'th row and 'j'th column.

約1年前

Jiahang Li

Last seen: 約1ヶ月 前

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Last seen: 約1ヶ月前