// #pragma GCC target("avx2")
// #pragma GCC optimize("O3")
// #pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
// #include<atcoder/all>
using namespace std;
// using namespace atcoder;
using ll = long long;
#define endl "\n"

void print(){
	cout << '\n';
}

template <class Head, class... Tail>
void print(Head &&head, Tail &&... tail) {
	cout << head;
	if (sizeof...(Tail)) cout << ' ';
  	print(forward<Tail>(tail)...);
}

template<typename T>
void print(vector<T> &A){
	int n = A.size();
	for(int i = 0; i < n; i++){
		cout << A[i];
		if(i == n - 1) cout << '\n';
		else cout << ' ';
	}
}

template<typename T, typename S>
void prisep(vector<T> &A, S sep){
	int n = A.size();
	for(int i = 0; i < n; i++){
		cout << A[i];
		if(i == n - 1) cout << '\n';
		else cout << sep;
	}
}

template<typename T>
void print(vector<vector<T>> &A){
	for(auto &row: A) print(row);
}

void solve(){    
    int n, Q;
	cin >> n >> Q;
	vector<ll> A(n), D(n);
	for(int i = 0; i < n; i++){
		cin >> A[i];
		if(i != 0) D[i] = A[i - 1] - A[i];
	}
	vector<pair<ll, int>> query(Q);
	for(int i = 0; i < Q; i++){
		cin >> query[i].first;
		query[i].second = i;
	}
	vector<ll> ans(Q);
	sort(query.begin(), query.end());
	vector<ll> DD = D;
	DD[0] = -1LL << 60;
	sort(DD.begin(), DD.end(), greater<ll>());
	int dind = 0;
	ll tot = 0;
	ll cnt = 0;
	for(auto tmp:query){
		ll d = tmp.first;
		int i = tmp.second;
		while(DD[dind] + d >= 0){
			cnt++;
			tot += DD[dind];
			dind++;
		}
		ans[i] = tot + cnt * d;
	}
	for(int i = 1; i < n; i++) D[i] += D[i - 1];
	
	auto cross3=[&](pair<ll, ll> &A, pair<ll, ll> &B, pair<ll, ll> &C){
		return (B.first - A.first) * (C.second - A.second) - (B.second - A.second) *(C.first - A.first);
	};

	vector<pair<ll, ll>> qs;
	qs.push_back({0, D[0]});
	qs.push_back({1, D[1]});
	int sz = 2;
	for(int i = 2; i < n; i++){
		ll d = D[i];
		pair<ll, ll> P = {i, d};
		while(sz >= 2 && (cross3(qs[sz - 1], qs[sz - 2], P)) >= 0){
			qs.pop_back();
			sz--;
		}
		qs.push_back(P);
		sz++;
		if(i == n - 1){
			qs.push_back(P);
		}
	}
	int ind = 0;
	sz--;
	reverse(query.begin(), query.end());
	for(auto tmp:query){
		ll d = tmp.first;
		int i = tmp.second;
		while(ind < sz){
			ll dx = qs[ind + 1].first - qs[ind].first;
			ll dy = qs[ind + 1].second - qs[ind].second;
			if(-d * dx > dy) ind++;
			else break;
		}
		ans[i] -= qs[ind].first * d + qs[ind].second;
	}

	prisep(ans, endl);
}

int main(){
    cin.tie(0)->sync_with_stdio(0);
    int t;
    t = 1;
    // cin >> t;
    while(t--) solve();
}