p43e11

#include <iostream>
#include <fstream>

using namespace std;

template < typename create, typename create1 >
create* CreateFun (int &n, ifstream &inp)
{
        inp >> n;
        create *mas = new create [n];
        for (int i = 0; i < n; i++)
        {
                mas[i] = new create1 [n];
                for ( int j = 0; j < n; j++)
                        inp >> mas[i][j];
        }
        return mas;
}

template < typename print >
void PrintFun (print *mas, int &n)
{
        for (int i = 0; i < n; i++)
		{
			cout << endl;
			for ( int j = 0; j < n; j++)
                 cout << mas[i][j] << " ";
		}
}

template < typename X >
void res (X **mas, int &n, float &z)
{
	int count = 0;
	X result = 0;
	for (int i = 0; i < n-1; i++)
		for (int j = 0; j < n; j++)
			if (j > i)
			{
				result+=mas[i][j];
				count++;
			}
	z=(float)result/(float)count;
}

int main(void)

{
    ifstream inp ("input.txt");
    int n;
    float z;
    int **mas = CreateFun <int*, int> (n, inp);
    PrintFun <int*> (mas, n);
	res <int> (mas, n, z);
	cout << endl << "Answer = " << z << endl;
    inp.close();
}