RosettaCodeData/Task/Averages-Arithmetic-mean/Nim/averages-arithmetic-mean.nim
2023-07-01 13:44:08 -04:00

11 lines
286 B
Nim

import strutils
proc mean(xs: openArray[float]): float =
for x in xs:
result += x
result = result / float(xs.len)
var v = @[1.0, 2.0, 2.718, 3.0, 3.142]
for i in 0..5:
echo "mean of first ", v.len, " = ", formatFloat(mean(v), precision = 0)
if v.len > 0: v.setLen(v.high)