讨论串 消息 #1881

import java.util.Arrays; import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int[] arr = new int[n]; for (int i = 0; i < n; i++) { arr[i] = sc.nextInt(); } sc.close(); System.out.println(Math.round(Arrays.stream(arr).average().getAsDouble())); } }