import java.io.*;
public class BiJiao { 
public static void main(String args[]) 
throws IOException{
BufferedReader br=new BufferedReader(new InputStreamReader(System.in)); 
String str;
String st;
int i,j,sum=0,ave;
System.out.print("請輸入你要輸入的數的個數:");
str=br.readLine();
j=Integer.parseInt(str);
int [] a=new int[j];
System.out.println("請輸入數值");
for(i=0;i<j;i++){
	st=br.readLine();
    a[i]=Integer.parseInt(st);}
int max=a[0],min=a[0];
for(i=1;i<a.length;i++)
if(max<a[i])
max=a[i];
for ( i=1;i<a.length;i++)
if(min>a[i])
	min=a[i];
for(i=0;i<a.length;i++)
    sum+=a[i];
   ave=sum/a.length;
System.out.println("最大值為"+max);
System.out.println("最小值為"+min);
System.out.println("平均值為"+ave);
}
}