Bash script to parallelize ConPADE

Parallel_ConPADE.sh

#!/bin/bash 
declare -a scaffolds
for ((i=$2; i<=$3; i++)); do
    scaffolds+=("scaffold_$i")
done

for ((i=$2; i<=$3; i+=1000)); do
    j=$((i+1000))
    if [ -f scaffolds_$j.temp ]; then
        echo "Scaffolds temp file already exists: $((i+1000))"
    else
        slice=( "${scaffolds[@]:$i:1000}" )
        # samtools view -b $1 $slice > scaffolds_$j.temp
        echo "Current i: $i"
        echo "Next i: $j"
        echo "Last scaffold in slice: ${slice[-1]}"
    fi
done