#include <bits/stdc++.h>

using namespace std;

int main() {
	int n;
	cin >> n;
	int a = 0, m = 0, p;
	for (int i = 0; i < n; i++)
		cin >> p, a += p, m = max(m, p);
	cout << a - m / 2 << endl;
	return 0;
}
