average2.cpp

average2.cpp

#include <iostream>
#include <vector>

using namespace std;

double average(vector<int> AVR) {
    double sum = 0;
    int length = AVR.size();
    for (int i = 0; i < length; i++) {
        sum += AVR[i];
    }
    double answer = sum / length;
    return answer;
}

int main() {
    vector<int> AVR = {1, 2, 3, 4, 5, 6};
    cout << average(AVR) << endl;
    return 0;
}