RosettaCodeData/Task/Knuth-shuffle/Elena/knuth-shuffle.elena
2019-09-12 10:33:56 -07:00

28 lines
421 B
Text

import system'routines;
import extensions;
const int MAX = 10;
extension randomOp
{
randomize()
{
var max := self.Length;
for(int i := 0, i < max, i += 1)
{
var j := randomGenerator.eval(i,max);
self.exchange(i,j)
};
^ self
}
}
public program()
{
var a := Array.allocate:MAX.populate:(i => i );
console.printLine(a.randomize())
}