day8.java

/*
Function Description

Complete the aVeryBigSum function in the editor below. It must return the sum of all array elements.

aVeryBigSum has the following parameter(s):

int ar[n]: an array of integers .
Return

long: the sum of all array elements
Input Format

The first line of the input consists of an integer .
The next line contains n space-separated integers contained in the array.

Output Format

Return the integer sum of the elements in the array.

Solution

*/

import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;

class Result {

    /*
     * Complete the 'aVeryBigSum' function below.
     *
     * The function is expected to return a LONG_INTEGER.
     * The function accepts LONG_INTEGER_ARRAY ar as parameter.
     */

    public static long aVeryBigSum(List<Long> ar) {
    // Write your code here
        long sum = 0;
        for(int i =0; i<ar.size(); i++){
            sum = sum + ar.get(i);
        }
        
        return sum;
    }

}

public class Solution {
    public static void main(String[] args) throws IOException {
        BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));

        int arCount = Integer.parseInt(bufferedReader.readLine().trim());

        String[] arTemp = bufferedReader.readLine().replaceAll("\\s+$", "").split(" ");

        List<Long> ar = new ArrayList<>();

        for (int i = 0; i < arCount; i++) {
            long arItem = Long.parseLong(arTemp[i]);
            ar.add(arItem);
        }

        long result = Result.aVeryBigSum(ar);

        bufferedWriter.write(String.valueOf(result));
        bufferedWriter.newLine();

        bufferedReader.close();
        bufferedWriter.close();
    }
}