#include <iostream>
#include <fstream>

using namespace std;

const int DATA_COUNT = 10;

void Print(const int ary[DATA_COUNT]);
void ReadNumbers(int ary[DATA_COUNT], string fileName);
float FindAverage(const int ary[DATA_COUNT]);
int FindBiggest(const int ary[DATA_COUNT]);


int main() {
    int numbers[DATA_COUNT];
    float average{0};

    ReadNumbers(numbers, "data");

    Print(numbers);

    average = FindAverage(numbers);
    cout << "The average is " << average << endl;

    cout << "The biggest number is " << FindBiggest(numbers)  << endl;


    return 0;
}

int FindBiggest(const int ary[DATA_COUNT]){
    int biggest{0};
    int i;

    biggest = ary[0];

    for (i =1; i < DATA_COUNT; i++) {
        if (ary[i] > biggest) {
            biggest = ary[i];
        }
    }

    return biggest;
}


float FindAverage(const int ary[DATA_COUNT]){
    int i;
    int sum{0};
    float average {0};

    for(i=0; i < DATA_COUNT; i++) {
         sum  += ary[i];
    }

    average = static_cast<float>(sum) / static_cast<float>(DATA_COUNT);
    return average;
}

void ReadNumbers(int ary[DATA_COUNT], string fileName){
    ifstream inFile;
    int i;
    
    inFile.open(fileName);
    for(i=0; i < DATA_COUNT; i++) {
        inFile >> ary[i];
    }

    inFile.close();
}

void Print(const int ary[DATA_COUNT]){
    int i;

    for(i=0; i < DATA_COUNT; i++) {
        cout << ary[i] << endl;
    }
}