#!/bin/bash

scripts_to_run=/home/cst334/HW6/
WAITING=0
AVG_WAIT=0
COUNTER=0
echo 'Before:'
for Job in "$scripts_to_run"*
do
        if [[ -x "$Job" ]]; then
                STARTTIME=$(date +%s)
                "$Job"
                ENDTIME=$(date +%s)
                BURST=$(($ENDTIME - $STARTTIME))
                echo "Burst Time: $BURST seconds... Waiting time: $WAITING"
                AVG_WAIT=$((AVG_WAIT + $WAITING))
                WAITING=$(($WAITING + $BURST))
                COUNTER=$(($COUNTER + 1))
        fi
done
echo "Average Waiting is: $(($AVG_WAIT / $COUNTER))"