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.
Filter AC, pass DC
Back to basics 1 - Saving
Try 1.5.4: Celsius to Fahrenheit
Mysterious digits operation (easy)
Add more zeros
BLOCK x3 (Version 4)
Can you beat the lottery again (for hardcore coder) ?
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