@@ -0,0 +1,463 @@
+import java.math.BigDecimal;%0Aimport java.util.Scanner;%0A%0Apublic class Main %7B%0A    public static void main(String%5B%5D args) %7B%0A        Scanner scanner = new Scanner(System.in);%0A        int n = Integer.parseInt(scanner.nextLine());%0A        BigDecimal sum = new BigDecimal(%220%22);%0A%0A        for (int i = 0; i %3C n; i++) %7B%0A            BigDecimal value = new BigDecimal(scanner.nextLine());%0A            sum = sum.add(value);%0A        %7D%0A%0A        System.out.println(sum);%0A    %7D%0A%7D%0A

Create 03.ExactSumOfRealNumbers.java