//	File Name: input3.cpp
//
// Author:	 Caitlin Hansen
// Instructor:	 Dr. Wang
// Class:	 cs 212 Comp. Prog. 2
// Due Date:	 Feb 2, 2009
// Compile:	 g++ input.cpp
// Run:		 ./a.out
//
// Goal: 	 The program reads a positive number and outputs it, 
//		 smallest, greatest, sum, len, and quits when reading 0 or negative.

#include <iostream>
#include <iomanip>

using namespace std;

int main()
{
	// 1. declare variable
	float x;
	float smallest, greatest, sum = 0, len = 0;

	// 2. read
	cout << "Input a pos., or quit for 0 and neg.: ";
	cin >> x;
	smallest = x;
	greatest = x;

	// 3. process and out
	while(x > 0)
	{	// process
		cout << "The number is: " << x;
		sum+= x;
		if(smallest > x)
		smallest = x;
		else
		greatest = x;

		cout << "\n\nInput a positive number or ";
		cout << "\n\nEnter 0 or a negative number to quit ";
		len ++;
		cin >> x;
	}

	cout << fixed;
	cout << setprecision(1);

	cout << "The sum of the input is: " << sum; 
	cout << endl;
	cout << "The length is: " << len;
	cout << endl;
	cout << "The smallest number is: " << smallest;
	cout << endl;
	cout << "The greatest number is: " << greatest;
	cout << endl;
	cout << "\n\nDone. Bye-Bye.\n\n";

return 0;
}