* Created by Jo on 7/10/2017.
* For more exercises and lessons, visit http://shegertech.blogspot.com/
* Chapter 7, Exercise 1
*/
public class Q1Solution {
double averageOfPrimeNumbers() {
double average = 0.0d;
boolean flag;
int half = 0, sum = 0, count=0;
for (int i = 2; i <= 10; i++) {
half = i / 2;
flag = true;
for (int j = 2; j <= half; j++) {
if (i % j == 0) {
flag = false;
}
}
if (flag) {
sum += i;
count++;
}
}
average = (double) sum / count;
return average;
}
public static void main(String[] args) {
Q1Solution q1 = new Q1Solution();
double average = q1.averageOfPrimeNumbers();
System.out.println("The average is " + average);
}
}