Determine for a magic square of order n, the magic sum m. For example m=15 for a magic square of order 3.
give nth decimal place of pi
Swap the input arguments
Determine Whether an array is empty
Generate a random matrix A of (1,-1)
Who has power to do everything in this world?
Longest Collatz Sequence
Decrypt the cypher using XOR encryption (for beginners)
Find files with extension ext in the current directory
I want to know everything!
Find the path through the cell
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