Langton's ant: Difference between revisions

Updated to compile with Nim 1.4
(Added Wren)
(Updated to compile with Nim 1.4)
Line 5,703:
 
var i = 0
while i < maxSteps and x in 0 .. < width and y in 0 .. < height:
let turn = m[y][x] == black
m[y][x] = if m[y][x] == black: white else: black
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