#include <iostream>
#include <vector>
#include <algorithm>
#include <functional>
#include <queue>
#include <map>
#include <cmath>
#include <iomanip>
#include <set>
#include <cstdio>
#include <string>

using namespace std;

int main() {
  int n, m;
  cin >> n >> m;
  vector<int> a(n);
  for (int i = 0; i < n; i++) {
    cin >> a[i];
  }
  long long sum = 0;
  vector<long long> ans;
  for (int i = 0; i < n; i++) {
    if (a[i] % 2 == 0) {
      if (sum > 0) {
        ans.push_back(sum);
        sum = 0;
      }
    } else {
      sum += a[i];
    }
  }
  if (sum > 0) {
    ans.push_back(sum);
  }
  int sz = ans.size();
  for (int i = 0; i < sz; i++) {
    cout << ans[i] << endl;
  }
  return 0; 
}