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.
Swap the first and last columns
Finding Perfect Squares
Back to basics 15 - Benchmark
Find out total non zero element of matrix
Find out DC Gain of transfer function
Add two different item as shown in example
Find out sum of prime number till given number
Append two matrix as shown below example
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