#include "bits/stdc++.h"

using namespace std;

void solve()
{
	long a, b, cur = 0, ser = 0;
	cin >> a >> b;
	while(a--)
	{
		long x;
		cin >> x;
		if (x & 1)
		{
			cur += x;
			ser++;
		}
		else
		{
			if (ser >= b)
			{
				cout << cur << endl;
			}
			cur = 0;
		}
	}
	if (ser >= b)
	{
		cout << cur << endl;
	}
}

int main()
{
	solve();
	//cout << "yui(*-v・)yui" << endl;
	return 0;
}