//Accumulator2.cpp
//  tom bailey   25 sep 06

// Request n.
// Print the sum of the integers from 1 to n.
// Print the sum of the (sum of the integers from 1 to k)
//   for all k from 1 to n.

// Use objects of the accumulator class Summer to track the
//   two sums.

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

int main() {
	Summer sum;
	Summer sumOfSums;

	cout << "Enter last integer in sums: ";
	int n;
	cin >> n;

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

	cout << n << endl;
	cout << sum() << endl;
	cout << sumOfSums() << endl;

	return 0;
}