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Replace secondary diagonal elements of a square array
Replace all the secondary diagonal elements of the square array A with the number n Example: A=[1 2 3; 4 5 6; 7 8 ...

8年以上前

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Find Missing Number
A little problem (inspired by CodeChef) for the coffee break. A friend give you an array of size n-1 integers and these int...

8年以上前

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Change number representation to HEX
Given a number change it's representation to HEX and output it.

8年以上前

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Divide elements by sum of elements
In this problem, I ask you to write a function which will divide the elements of each column by the sum of the elements of the s...

8年以上前

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Recursion - Fun
Generate the first k terms in the sequence a(n) define recursively by a(n+1)=p*a(n)+(1+a(n)) with p=0.9 and a(1)=0.5 ...

8年以上前

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Print the date for a given number using Indian calendar reference
Print date for a given number in date reference is INDIAN calendar, not Christ's Birth The Vikram Samvat is said to have been...

8年以上前

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Polynomial Evaluation
Create a routine that takes a list of coefficients of a polynomial in order of increasing powers of x; together with a value of ...

8年以上前

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Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

8年以上前

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What's the missing interior angle?
I'm talking about polygons... The sum of the interior angles of a triangle is 180 degrees. The sum of the interior angles of a...

8年以上前

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For a given linear index as input for n sized square matrix, find corresponding row and column.
If input is 1, the row and column will be 1 and 1 respectively.

8年以上前

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Can you reshape the matrix?
Given a matrix A, is it possible to reshape it into another matrix with the given number of rows?

8年以上前

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Get all corner elements from a matrix where dimension of matrix is always equal to or greater than 2.
if a given matrix a = [1 2 3;4 5 6]; so answer is going to be [1 3;4 6]

8年以上前

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unique with nan
input x = [2 NaN 3 5 NaN; 1 NaN 4 9 NaN; 8 -2 7 6 -2; 7 4 8 5 4]; output y_correct = [2 ...

8年以上前

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longest sequence of nans
In an array return the length of longest sequence of nans for each column. x = [ 2 3 1 2 5 6; nan nan 5 n...

8年以上前

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If you prick us, do we not bleed?
While doing some quick sewing to fix up your child's Halloween costume, you accidentally jab your finger with the needle. Refle...

8年以上前

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replace nan values iteratively.
replace nan values with the average of two neighbour non-nan value iteratively as follow; x = [2; 4; 6; nan; nan; nan; 10]; ...

8年以上前

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sort matrix
Given a matrix, sort it for each column, but cannot change the element of each row. for example input = [1 3; 2 4;1 5;3 6]; ...

8年以上前

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Sum the squares of numbers from 1 to n
For a given value of n return the sum of square of numbers from 1 to n. Example For n = 2 then sum of squares = 5 (1^2 + ...

8年以上前

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the number of inputs
Find the number of the inputs of the function. example y = theinputnumber(x,k); function called theinputnumber has 2 in...

8年以上前

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Add two to x
Create a script such that y equals x plus 2

8年以上前

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Convert yards to feet
The goal of this script is to convert a value given in yards to feet.

8年以上前

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become the batman and save gotham!!!
:\\YOU ARE THE BATMAN//: Batman needs your help to save gotham city from its villains! One day while patrolling the streets...

8年以上前

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Generate the sum of Squares of the given number
|P(n) = 1^2 + 2^2 + ... + n^2| |P(1) = 1| |P(2) = 1 + 4 = 5;| |P(3) = 5 + 9 = 14;| |P(4) = 14 + 16 = 30;|

8年以上前

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Test Problem; Create a 5x5 array containing all ones
This is a test for learning the process of creating a Cody problem. The goal of this test problem will be to create an array,...

8年以上前

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Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

8年以上前

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Place numbers
Given two input first input is a matrix which consist of the index numbers of the second input vector. You place the second inpu...

8年以上前

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Matrix FUN
Given a Matrix M, find out the number of elements of matrix that are divisible by 3. M = [1 2 3;4 5 6;7 8 9]; ou...

8年以上前

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rounding numbers toward zero
round any number toward zero ex. 4.5=4 4.7=4 5.2=5

8年以上前

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MATLAB Basic: rounding IV
Do rounding towards plus infinity. Example: -8.8, answer -8 +8.1 answer 9 +8.50 answer 9

8年以上前

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MATLAB Basic: rounding III
Do rounding towards minus infinity. Example: -8.8, answer -9 +8.1 answer 8 +8.50 answer 8

8年以上前