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.
Swap the first and last columns
vectorization in N
Getting the row and column location from a matrix
Magic is simple (for beginners)
How to reverse spdiags ?
I want to know everything!
Pandigital number n°2 (Inspired by Project Euler 32)
How many monitors are connected ?
Find my secret number
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