gradeclustering-example.cpp


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#include <iostream>
#include <vector>
#include "sales_data.hpp"
#include "sales_item.hpp"

/*
 *
 * original example from book, added printing out the vector
 *
 *
 */

using std::string;
using std::cout;
using std::cin;
using std::cerr;
using std::clog;
using std::endl;
using std::vector;
int main () {

    vector<unsigned> scores(11, 0);
	unsigned grade;
	while (cin >> grade) {
		if (grade <= 100)
			++scores[grade/10];
	}

	for(auto i : scores) {
		cout << i << " ";
	}

	cout << endl;
	return 0;
}