#!/bin/bash

pwd=''
declare -A tree

out="$(while read line; do
	IFS=' '
	if [[ "$line" == '$'* ]]; then
		if [[ "$line" == *'cd'* ]]; then
			fsd=($line)
			if [[ ${fsd[2]} == '..' ]]; then
				pwd="$(sed -E 's/\/[a-z]*$//' <<< "$pwd")"
			else
				pwd="$pwd/${fsd[2]}"
			fi
		fi
	else
		if [[ "$line" != "dir"* ]]; then
			asd=($line)
			echo "$pwd/${asd[1]} ${asd[0]}"
		fi
	fi
done < /tmp/07 | sed 's@//@/@g;s@//@/@g')"

last=0
while read line; do
	item=${line/ */}
	value=${line/* /}

	depth=$(($(echo "$line" | grep -o '/' | wc -l)+1))

	IFS='/'
	for (( i=1; i<$depth; i++ )); do	
		owo=($item)
		cur=$(sed 's@ @/@g;s@$@/@' <<< "${owo[@]:0:$i}")
		tree[$cur]=$((${tree[$cur]}+value))
		echo "adding from $line to $cur"
	done
	unset IFS

#	tree[$item]=$((${tree[$item]}+$value))

done <<< "$out"

#declare -p tree
sum=0
#for i in ${!tree[@]}; do
#	y=$(grep -o '/' <<< "$i" | wc -l)
#	if [[ "$y" == 2 ]]; then
#		echo "${tree[$i]} $i"
#		sum=$((sum+${tree[$i]}))
#	fi
#done
#echo $sum

free=$((70000000-${tree[/]}))


echo "free: $free"
for i in ${!tree[@]}; do
	if [[ $((free+${tree[$i]})) -ge 30000000 ]]; then
		echo "${tree[$i]}"
	fi
done | sort -n | head -n1