#include <iostream>
using namespace std;

int main() {
	int count = 0, min, max, cmin = 1, cmax = 1, weight;
	unsigned long long sum = 0;
	cin >> min >> max;
	if (min > max) swap(min, max);
	while (cin >> weight) {
		if (weight < min) {
			sum += min*cmin;
			min = weight;
			count += cmin;
			cmin = 1;
		} else if (weight == min) cmin++;
		else if (weight > max) {
			sum += max*cmax;
			max = weight;
			count += cmax;
			cmax = 1;
		} else if (weight == max) cmax++;
		else {
			sum += weight;
			count++;
		}
	}
	cout << sum / count + 1 * (sum % count > count / 2);
	return 0;
}