end
+var n = 10
+if args.not_empty then n = args.first.to_i
+
var nb = 60
var a = new Array[Object].with_capacity(nb)
for i in [0..(nb/6)[ do
a[i*6+4] = new E
a[i*6+5] = new F
end
-for i in [0..1000000[ do
+for i in [0..1.lshift(n)[ do
for j in [0..nb[ do
a[j].foo
end