// Source: https://usaco.guide/general/io

#include <bits/stdc++.h>
using namespace std;

int main() {
	int n, x;
	cin >> n >> x;
	long long sum = 0, maxx = 0;
	for (int i = 0; i < n; i++) {
		int a;
		cin >> a;
		sum += a;
		maxx += a / x;
	}

	while (sum - maxx * x < maxx) {
		maxx--;
	}

	cout << maxx;
}