UVa 591 - Box of Bricks

// UVa 591 - Box of Bricks
#include <iostream>
using namespace std;

int main() {
	int n, a[50];

	int set_number = 0;
	cin >> n;
	while (n) {
		set_number++;
		int avg = 0;
		for (int i = 0; i < n; i++) {
			cin >> a[i];
			avg += a[i];
		}
		avg /= n;

		int sol = 0;
		for (int i = 0; i < n; i++)
			if (avg > a[i])
				sol += avg - a[i];
			else
				sol += a[i] - avg;

		cout << "Set #" << set_number << endl;
		cout << "The minimum number of moves is " << sol / 2 << "." << endl;
		cout << endl;

		cin >> n;
	}
}