Generate vector according to sign of vector
Example: If A=[-2 0 5] then output must be[-1 0 1]
meaning that for negative number,value is -1.
meaning that for Positive number,value is 1. and for zero is 0.
Extract leading non-zero digit
03 - Matrix Variables 1
07 - Common functions and indexing 1
Determine if input is divisible by three.
Union of two set decreasing order
Add two hex numbers
Crate a vector of logarithmically spaced
Convert given decimal number to binary number.
Add one raw in given matrix as shown in example
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