//
//  main.cpp
//  ex-4
//
//  Created by Mohamad Nour Chawich on 12/10/11.
//  Copyright (c) 2011 Syrex FZ-LLC. All rights reserved.
//

#include <iostream>
using namespace std;

void ColumnAvg( int a[][5], double avg[], int rows);
void print(const int a[][5],int rows,int columns)
;

int main ()
{

    int a[3][5]= {{1,2,3,4,5},{6,7,8,9,10},{11,12,13,14,15}};
    double avg[5];
    ColumnAvg(a, avg, 3);
    cout << "a[3][5]" << endl;
    print(a, 3, 5);
    cout << "avg[5]" << endl;
    for (int j=0;j<5;j++)
        cout<<" "<<avg[j];
    cout<<endl;
    return 0;
}


void ColumnAvg( int a[][5], double avg[], int rows){

    for (int i=0; i<5; i++) {
        int colSum = 0;
        for (int j=0; j<rows; j++) {
            colSum += a[j][i];
        }
        avg[i] = colSum/3.0;
    }

}

void print(const int a[][5],int rows,int columns)
{
    for(int i=0;i<rows;i++)
    {
        for (int j=0;j<columns;j++)
            cout<<" "<<a[i][j];
        cout<<endl;
    }
}