//Accumulator1.cpp
//  tom bailey   25 sep 06

// Request n.
// Print the sum of the integers from 1 to n.

// Use an object of the accumulator class Summer to track
//   the sum.

#include <iostream>
using std::cin;
using std::cout;
using std::endl;
#include "MyAccumulators1.h"

int main() {
	Summer sum;

	cout << "Enter last integer in sum: ";
	int n( 0 );
	cin >> n;

	for( int i=1; i<=n; ++i ) {
		sum.append( i );
	}

	cout << sum() << endl;

	return 0;
}