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package org.doit;

import java.util.ArrayList;

import java.util.List;

public class test1843 {

public static void main(String[] args) {

String[] arr = {"5", "-", "3", "+", "1", "+", "2", "-", "4" };

String[] arr2 = {"5", "-", "6","-","4","-","5"};

solution(arr2);

}

public static int solution(String arr[]) {

int answer = 0;

List<Integer> minus = new ArrayList<>();

List<Integer> pluse = new ArrayList<>();

String str = "";

for(int i=0; i<arr.length; i++) {

str += arr[i];

}

String[] part = str.split("\\-");

for(int i=part.length-1; i>0; i--) {

System.out.println("**"+part[i]+" i="+i);

int part1 = make_int(part[i]);

int part2 = make_int(part[i-1]);

if(i == 2) {

System.out.println("part2="+part2+" part1="+part1);

if (part2 > part1 )

part[i-1] = (part2-part1) + "";

}

else if(i==1) {

part[i-1] = (part2-part1) + "";

}

else

part[i-1] = (part1+part2) + "";

System.out.println(part1+" "+part2+" / part[i-1]="+part[i-1]);

//part[i-1] = part1-part2+"";

}

System.out.println(part[0]);

answer = Integer.parseInt(part[0]);

return answer;

}

private static int make_int(String str) {

String[] part = str.split("\\+");

int sum = 0;

for(int i=0; i<part.length; i++) {

System.out.println("->"+part[i]);

sum += Integer.parseInt(part[i]);

}

return sum;

}

}