Find the index of a particular character in a string ignoring case.
Input: x = 'aAbhhfdf'
n = 'a'
Output: 1 2
Because in x, at position 1 and 2 , we have a (ignoring case)
You can use regexp
Arrange Vector in descending order
Angle between two vectors
Make a 1 hot vector
02 - Vector Variables 4
Min of a Matrix
Find the rank of a matrix
Add two different item as shown in example
Transpose of matrix
Find the mode of the given input
Create vector as shown in test cases
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