package com.javarush.task.task05.task0507;
/*
Среднее арифметическое
*/
import java.io.BufferedReader;
import java.io.InputStreamReader;
public class Solution {
public static void main(String[] args) throws Exception {
//напишите тут ваш код
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
double sum = 0;
double cycle = 0;
for (; ; ) {
String x1 = reader.readLine();
double n = Double.parseDouble(x1);
cycle++;
if (n == -1) {
System.out.println( (sum) / cycle);
break;
}
sum += n;
}
}
}package com.javarush.task.task05.task0507;
/*
Среднее арифметическое
*/
import java.io.BufferedReader;
import java.io.InputStreamReader;
public class Solution {
public static void main(String[] args) throws Exception {
//напишите тут ваш код
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
double sum = 0;
double cycle = 0;
for (; ; ) {
String x1 = reader.readLine();
double n = Double.parseDouble(x1);
cycle++;
if (n == -1) {
System.out.println( (sum) / cycle);
break;
}
sum += n;
}
}
}