解题思路:
注意事项:
参考代码:
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
double n = scanner.nextDouble();
double sum = 0;
double out = 0;
sum += n;
while (sum>0){
double a = scanner.nextDouble();
sum--;
out += a;
}
System.out.printf("%.0f",out);
System.out.print(" ");
System.out.printf("%.5f",(out/n));
}
}
0.0分
0 人评分