RosettaCodeData/Task/Stem-and-leaf-plot/Wren/stem-and-leaf-plot.wren

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import "./fmt" for Fmt
var leafPlot = Fn.new { |x|
x.sort()
var i = (x[0]/10).floor - 1
for (j in 0...x.count) {
var d = (x[j] / 10).floor
while (d > i) {
i = i + 1
Fmt.write("$0s$3d |", (j != 0) ? "\n" : "", i)
}
System.write(" %(x[j] % 10)")
}
System.print()
}
var data = [
12, 127, 28, 42, 39, 113, 42, 18, 44, 118, 44, 37, 113, 124,
37, 48, 127, 36, 29, 31, 125, 139, 131, 115, 105, 132, 104, 123,
35, 113, 122, 42, 117, 119, 58, 109, 23, 105, 63, 27, 44, 105,
99, 41, 128, 121, 116, 125, 32, 61, 37, 127, 29, 113, 121, 58,
114, 126, 53, 114, 96, 25, 109, 7, 31, 141, 46, 13, 27, 43,
117, 116, 27, 7, 68, 40, 31, 115, 124, 42, 128, 52, 71, 118,
117, 38, 27, 106, 33, 117, 116, 111, 40, 119, 47, 105, 57, 122,
109, 124, 115, 43, 120, 43, 27, 27, 18, 28, 48, 125, 107, 114,
34, 133, 45, 120, 30, 127, 31, 116, 146
]
leafPlot.call(data)