Make a square matrix with this shape. For n=4
1 1 0 0
1 0 1 0
0 1 0 1
0 0 1 1
Who knows the last digit of pi?
Sophie Germain prime
Find the nearest integer
Create an n-by-n null matrix and fill with ones certain positions
07 - Common functions and indexing 1
Derivative of polynomial
Altitude of locations on the earth
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