Equal pairs

import java.util.Scanner;

public class EqualPairs2 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int n = Integer.parseInt(scanner.nextLine());

        int sumOfPairs = 0;
        int maxDifference = 0;
        int currentSum = 0;

        for (int i = 0; i < n; i++) {
            int firstNumber = Integer.parseInt(scanner.nextLine());
            int secondNumber = Integer.parseInt(scanner.nextLine());

            sumOfPairs = firstNumber + secondNumber;

            if (i > 0) {
                int difference = Math.abs(sumOfPairs - currentSum);
                if (difference > maxDifference) {
                    maxDifference = difference;
                }
            }
            currentSum = sumOfPairs;
        }
        if (maxDifference == 0) {
            System.out.print("Yes, value=" + sumOfPairs);
        } else {
            System.out.print("No, maxdiff=" + maxDifference);
        }
    }
}