/*
 *          File: sum.cpp
 *        Author: Robert I. Pitts <rip@cs.bu.edu>
 * Last Modified: January 27, 2000
 *         Topic: UNIX Basics
 *
 * Slightly modified by Drue Coles on July 25, 2003 to 
 * conform with the latest version of gnu g++.
 *
 * ----------------------------------------------------------------
 *
 * Usage:
 * =====
 * The user first enters the how many numbers need to be
 * averaged and hits <RETURN>.  Then, the user enters each
 * of the numbers on a separate line.
 */


#include <iostream>
using namespace std;

int main()
{
  int howmany;      // How many values to sum.
  float sum = 0.0;  // The running sum.

  // Ask how many numbers to read.

  cout << "Enter how many numbers I will sum: ";
  cin >> howmany;

  for (int i = 0; i < howmany; i++) {

    float value;  // The current value.

    cout << "Enter number: ";
    cin >> value;              // Read the ith number.
    sum += value;              // Increment the sum.
  }

  cout << "The sum is: << sum << endl;
  cout << "Thank you for using the summer!" << endl;

  return 0;    // 0 means program exited successfully.
}