Homework-Lab-3.BePositive

import java.util.ArrayList;
import java.util.Scanner;

public class _3_BePositive {
    @SuppressWarnings({"resource"})
    public static void main(String[] args) {
        Scanner scn = new Scanner(System.in);

        int countSequences = scn.nextInt();

        //Make for loop <= so to not skip last sequence
        for (int i = 0; i <= countSequences; i++) {
            //Added string to count the lines
            String lineCount = scn.nextLine();
            String[] input = lineCount.trim().split(" ");
            //Keeping line count in if statement to avoid empty first line
            if (lineCount.equals("")) {
                continue;
            }
            ArrayList<Integer> numbers = new ArrayList<>();

            for (int j = 0; j < input.length; j++) {
                if (!input[j].equals("") ) {
                    //Parse input[j] not input[i] like it was before
                    int num = Integer.parseInt(input[j]);
                    numbers.add(num);
                }
            }

            boolean found = false;

            for (int j = 0; j < numbers.size(); j++) {
                int currentNum = numbers.get(j);
                //we have to print numbers equal to zero so we make it ">="
                if (currentNum >= 0) {
                    // changing "==" to "!=" to make it truly
                    System.out.printf("%d%s", currentNum, j != numbers.size() - 1 ? " " : "\n");
                    found = true;
                } else {
                    //check if index is last, if its last it continues to other sequence otherwise index out of bound exception
                    if (j >= numbers.size() - 1) {
                          continue;
                        }
                    currentNum += numbers.get(j + 1);
                    //making statement ">=" instead of ">" to print numbers equal to zero
                    if (currentNum >= 0) {
                        // changing "==" to "!=" in previous statement
                        System.out.printf("%d%s", currentNum, j != numbers.size() - 1 ? " " : "\n");
                        found = true;
                        //if it founds number to addition we go to next number by increment index
                        j++;
                    } else {
                        //increment index
                        j++;
                    }
                }
            }
            if (!found) {
                System.out.println("(empty)");
            }
        }
    }
}