Updated instance creating script

#!/bin/bash

DESIRED_DISTRIBUTIONS=("unif" "normal" "exp")

DESIRED_REFINES=(10000 50000 100000 500000 1000000 5000000)

DESIRED_SEARCHES_RATIO=(0.5 1 1.5 2 2.5 3)

INSTANCES=3

DESIRED_REFINES=(10000 50000 100000 500000 1000000 5000000 10000000)

DESIRED_SEARCHES_RATIO=(0.5 1 2)

INSTANCES=5

# Stop on error

set -e