//	CS 112 Computer Programming 1	
//	Assignment 7
//	File:		assign7.cpp
//	Author:	Heather Phelps
//	Instructor:	Dr. Wang
//	Due: 		Mon. Oct 26, 2009
//	Compile:	g++ assign7.cpp
//	Run:		./a.out < data.txt
//	Goal:		This program will read a file with unknown # of int, 
//	calculate the avg for the positives and negatives for each line,
//	and the total amount, and output the results.
//
#include <iostream>

using namespace std;

int main()
{
	int data;
	int num_pos;
	int sum_pos;
	int sum_neg;
	int num_neg;
	int line_num = 0;
	int total_num_pos = 0;
	int total_sum_pos = 0;
	int total_num_neg = 0;
	int total_sum_neg = 0;
	float total_pos_avg;
	float total_neg_avg;

	cin >> data;
	while(cin)
	{		// process each line
		line_num ++;
		num_pos = 0;
		sum_pos = 0;
		num_neg = 0;
		sum_neg = 0;
		while( data != -1)
		{	if( data > 0 )
			{	sum_pos += data;
				num_pos ++;
			}
			else if ( data < 0 )
			{	sum_neg += data;
				num_neg ++; 
			}
			cin >> data;	
		}
		cout << "Line #: " << line_num << endl;
		cout << "# of pos.: " << num_pos << endl;
		cout << "Sum of pos.: " << sum_pos << endl; 
		cout << "Average of pos.: " << 1.0*sum_pos/num_pos << "\n";
		cout << "# of neg: " << num_neg << endl;
		cout << "Sum of neg: " << sum_neg << endl;
		cout << "Average of neg: " << 1.0*sum_neg/num_neg << endl;
		total_num_pos += num_pos;
		total_sum_pos += sum_pos;
		total_num_neg += num_pos;
		total_sum_neg += sum_neg;
		cin >> data;
	}
	total_pos_avg = 1.0*total_sum_pos/total_num_pos;
	total_neg_avg = 1.0*total_sum_neg/total_num_neg;
	cout << "The avg of all pos. is: " << total_pos_avg << endl;
	cout << "The avg of all neg. is: " << total_neg_avg << endl;
	
	return 0;
}