if x = 4, the solution will be: y = 1^2+2^2+3^2+4^2=1+4+9+16 = 30.
How to find the position of an element in a vector without using the find function
Get the length of a given vector
Remove the two elements next to NaN value
Find the Nth Root of a Given Number
concatenate the elements
No more zeros
sum all digits
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