runs=100

# warm up the machine
for i in $(seq 0 1 $runs)
do
    ./test_0 > /dev/null
done

# run the first one with offset=0 as reference
sum=0
for i in $(seq 0 1 $runs)
do
    sum=$((sum+$(./test_0)))
done

ref_avg=$((sum / runs))
echo offset=0 time used: $ref_avg \( 1 \)

for p in $(seq 1 1 16)
do
    sum=0
    for i in $(seq 0 1 $runs)
    do
        sum=$((sum+$(./test_$p)))
    done
    avg=$((sum / runs))
    ratio=$(echo $(( 100 * $avg / $ref_avg )) | sed -e 's/..$/.&/;t' -e 's/.$/.0&/')
    echo offset=$p time used: $avg \( $ratio \)
done