#!/bin/bash

count=5
dcount=5.0
prefix=$1
name=Performance/xrun

sum=0
for (( i=1; i<=$count; i++)) 
do
  $1$name > boo.txt
done
for (( i=1; i<=$count; i++)) 
do
  $1$name > out.txt
  tail -1 out.txt >> res.txt
done
while read  line
do
 sum=$(echo "scale=4; $sum + $line" | bc)
done < res.txt
avg=$(echo "scale=4; $sum / $dcount" | bc)
sum=0
while read  line
do
 sum=$(echo "scale=4; $sum + ( ( $line - $avg ) ^ 2 )" | bc)
done < res.txt
stdev=$(echo "scale=4; ( sqrt  ( $sum / $dcount ) ) / $avg " | bc)
echo "avg of 5 runs: $avg" >> RESULTS.TXT
echo "stdev: $stdev" >> RESULTS.TXT
rm boo.txt
rm out.txt
rm res.txt

