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Sums of Multiple Pairs of Triangular Numbers
This is a follow-up to <https://www.mathworks.com/matlabcentral/cody/problems/44289 Problem 44289> - Find two triangular numbers...

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Column Removal (★★★)
(copy of prob 7) Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2...

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Remove entire row and column in the matrix containing the input values
Remove the entire row and column from the matrix containing specific values. The specified value can be a scalar or a vector. Fo...

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remove every row&col for every nan
for a given matrix, remove the row and column of every nan. Example x=[1 2 NaN 4 5 6 7 8 ...

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Remove all the columns contains only zero
Remove the column from the matrix which has only zeros . Refer the Example below a= 1 0 3 0 23 0 56 0 1 ...

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row removal
Consider a matrix and remove the first row of the matrix.

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Find Rows with Specift Properities
Delete rows with specific properites as following: Find rows that have a negative value in any element of the row and delete it...

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Remove a specific column with min value
Remove the column that contain the min value in the matrix? If you like the problem, please give it a like:)

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Remove a specific column with max value
Remove the column that contain the max value in the matrix? If you like the problem, please give it a like:)

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Remove a specific row with min value
Remove the row that contain the min value in the matrix? If you like the problem, please give it a like:)

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Remove a specific row with max value
Remove the row that contain the max value in the matrix? If you like the problem, please like it :)

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Square Diagonal
If n is the given number, then make a diagonal matrix of size 2*2 with the square of that number.

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CONVERT TAN TO SIN
In a right angle triangle ABC given the tan(A) then find sin(A) For example tan(A)=3/4 then sin(A)=3/5

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kmph to mps
convert kilometer per hour to meter per second

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All capital?
Are all the letters in the input string capital letters? Examples: 'MNOP' -> 1 'MN0P' -> 0

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Sum along each diagonal of a matrix
Write a routine that returns the sums along the diagonals of a given matrix, A, where the first diagonal is the bottom left corn...

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Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

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Sum of odd numbers in a matrix
Find the sum of all the odd numbers in a matrix. Example x = [2 3 5 7 1 4 11] y = 27

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Counting down
Create a vector that counts from 450 to 200 in increments of 10.

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Deleting an element in a matrix
For vector Grades=[98 56 78 34 100 88 87], delete the number 78 to get the following matrix Grades=[98 56 34 100 88 87] **re...

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Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

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Least common multiple of many numbers
1:6 -> 60

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Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

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Throw common elements of two vector arrays
Throw common elements as output of two given input vector arrays

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given 3 sides, find area of this triangle
1:3 -> 0; 3:5 -> 6

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Try 1.5.4: Celsius to Fahrenheit
Write a program to convert an input given in Celsius to Fahrenheit. Examples: Input celsiusValue = 100 Output fahrValu...

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Circumscribed circles
Given the lengths of the 3 sides of a triangle, output the radius of the circumscribed circle. Example: [3 4 5] -> 2.5

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Back to basics 14 - Keywords
Covering some basic topics I haven't seen elsewhere on Cody. Return a cell array of all MATLAB keywords

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Back to basics 22 - Rotate a matrix
Covering some basic topics I haven't seen elsewhere on Cody. Rotate the input matrix 90 degrees counterclockwise (e.g. [1 2; ...

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Count ones
Write a program to count number of ones (1s) in an integer variable input. For example: Input x=2200112231 output y=3 I...

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