stat.sh

#!/bin/sh

printf "Input\tInitial\tHas\tNumber\tAvgTime\tAvgTime\n"
printf "Size\tOrder\tDups\tof runs\tforusel\tforsort\n"

N_RUN=$1
START_SIZE=$2
END_SIZE=$3
STEP=$4
sortarg=( "-R" "-n" "-nr" )
dups=( "no" "yes" )
orders=( "random" "sorted" "reverse" )

gen_dup ()
{
	./randl $1 | sort ${sortarg[$2]} > nums
}

gen_no_dup ()
{
	seq $1 | sort ${sortarg[$2]} > nums
}
	
for ((size=$START_SIZE; size<=$END_SIZE; size=size+$STEP))
do
	for dup in ${dups[@]}
	do
		for order in {0..2}
		do
			let utt=0
			let stt=0

			for ((i=1; i<=$N_RUN; i++))
			do
				if [ "${dup}" == "no" ]
				then
					gen_no_dup $size $order
				else
					gen_dup $size $order
				fi
				uselt=$(time -f %U ./usel < nums 2>&1 1> /dev/null)
				sortt=$(time -f %U sort -n < nums 2>&1 1> /dev/null)
				utt="${utt}+${uselt}"
				stt="${stt}+${sortt}"
				rm -rf nums
			done
			utt="$(echo "($utt)/$N_RUN" | bc -l)"
			stt="$(echo "($stt)/$N_RUN" | bc -l)"
			printf "%d\t%s\t%s\t%d\t%.2fs\t%.2fs\n" "$size" "${orders[$order]}" "${dup}" "$N_RUN" "$utt" "$stt"
		done
	done
done