if x = 4, the solution will be: y = 1^2+2^2+3^2+4^2=1+4+9+16 = 30.
Determine Whether an array is empty
Generate pi using logarithm
06 - Matrix Equations 2
Sum of odd numbers in a matrix
Create sequnce 1 4 9 16 25.........
No more zeros
concatenate the elements
sum all digits
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