#include <iostream>

int main() {
    int n, m;
    int u = 0;
    int x = 0;
    int v[n];
    std::cin >> n >> m;
    for (int i = 0; i < n; i++) {
        std::cin >> v[i];
        if (v[i] % 2 != 0) {
            u += v[i];
            x++;
        }
        else if (v[i] % 2 == 0) {
            if (x >= m) {
                std::cout << u << std::endl;
            }
            u = 0;
            x = 0;
        }
    }
    if (x >= m) {
        std::cout << u << std::endl;
    }
    return 0;
}