#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define endl "\n"
#define rep(i, a, n) for (int i = a; i < n; ++i)

int main() {
    int n, m;
    cin >> n >> m;

    int cnt = 0;
    ll ans = 0;
    rep(i, 0, n) {
        int a;
        cin >> a;
        if (a % 2 == 1) {
            cnt++;
            ans += a;
        } else {
            if (cnt >= m) {
                cout << ans << endl;
            }
            cnt = 0;
            ans = 0;
        }
        if (i == n - 1) {
            if (cnt >= m) {
                cout << ans << endl;
            }
        }
    }
    return 0;
}