A little warm-up to begin...
An n-digit number is pandigital if it makes use of all the digits 1 to n exactly ONCE.
For example, the 5-digit number 15234, is 1 through 5 pandigital.
Given a positive integer find whether it is a pandigital number.
Return the largest number that is adjacent to a zero
Arrange Vector in descending order
Determine Whether an array is empty
Add more zeros
select the primes of a vector
How to reverse spdiags ?
Narcissistic number ?
Find the path through the cell
Sum of big primes without primes
Decrypt the cypher using XOR encryption (for beginners)
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