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A programming puzzle includes a goal, a partially completed program, and rules outlining how the program can be modified. The program is specifically designed to make achieving the goal difficult. An answer to a programming puzzle takes the program and modifies it only in ways specified in the rules, so that the goal is achieved.
1
vote
Execute prints backwards
Rebol
use [p][p: :print print: func [s n [any-type!]][p s]]
print {Line1}
print {Line2}
print {Line3}
print {Line4}
Normally 'print only takes 1 argument, but we're redefining it to take 2 - the s …