because its weight keeps the same
Back to basics 1 - Saving
Sum of diagonal of a square matrix
Duplicate each element of a vector.
Change the first and last diagonal element of the identity matrix to zero
Find out magnitude of vector
Multiply two polynomials p and q given in in vector representation.
Replace x value into y value in string text.
Create a square matrix with given conditions
Delete x value in given vector y.
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