RosettaCodeData/Task/Knuth-shuffle/Nim/knuth-shuffle.nim
2016-12-05 23:44:36 +01:00

11 lines
188 B
Nim

import math
randomize()
proc shuffle[T](x: var seq[T]) =
for i in countdown(x.high, 0):
let j = random(i + 1)
swap(x[i], x[j])
var x = @[0,1,2,3,4,5,6,7,8,9]
shuffle(x)
echo x