import java.util.Scanner;
public class AverageInput {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
System.out.print("請輸入學生人數: ");
int length = scanner.nextInt();
float[] score = new float[length]; // 動態配置長度
for(int i = 0; i < score.length; i++) {
System.out.print("輸入分數:");
float input = scanner.nextFloat();
score[i] = input;
}
System.out.print("\n分數:");
float total = 0;
for(int i = 0; i < score.length; i++) {
total = total + score[i];
System.out.print(score[i] + " ");
}
System.out.printf("\n平均:%.2f", total / score.length);
}
}