more rex usage examples
(define variables to avoid re-entry)
rex >
x = [3, 9, 1, 2, 8, 7, 5, 6, 4];
1
rex >
x;
[3, 9, 1, 2, 8, 7, 5, 6, 4]
rex >
sort(x);
[1, 2, 3, 4, 5, 6, 7, 8, 9]
rex >
x;
[3, 9, 1, 2, 8, 7, 5, 6, 4]
This 1 means
true
, the definition was accepted.