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#include <cstdio>
#include <iostream>
#include <algorithm>
#include <cstring>
#include <vector>
#include <set>
#include <map>
#include <cmath>
#include <list>
#include <ctime>
#include <sstream>
#include <queue>
#include <stack>
#include <bitset>
#include <unordered_set>
#include <unordered_map>
using namespace std;
typedef vector<int> vi;
typedef pair<int,int> pii;
typedef long long ll;
typedef short int sint;
#define FOR(x, b, e) for(int x=(b); x<=(e); ++x)
#define FORD(x, b, e) for(int x=((int)(b))-1; x>=(e); --x)
#define REP(x, n) for(int x=0; x<(n); ++x)
#define ALL(c) c.begin(),c.end()
#define SIZE(x) ((int)((x).size()))
#define PB push_back
#define ST first
#define ND second
#define mp(x,y) make_pair(x,y)
#define DEBUG 1
#define debug(x) {if (DEBUG)cerr <<#x <<" = " <<x <<endl; }
#define debugv(x) {if (DEBUG) {cerr <<#x <<" = "; FOREACH(it, (x)) cerr <<*it <<", "; cout <<endl; }}
#define REMAX(a,b) (a)=max((a),(b));
#define REMIN(a,b) (a)=min((a),(b));
#define wez(n) int (n); scanf("%d",&(n));
#define wez2(n,m) int (n),(m); scanf("%d %d",&(n),&(m));

bool debug = false ;//true;

const int N = 202002;
const int M = 1001010;
struct Grupa {
	ll first;
	int ile;
	ll czek;
	ll nextD;
	int next,prev;
	bool deleted;

	void print(int ind) const {
		if (!debug) {
			return;
		}
		printf("Grupa: %d, first: %lld, ile : %d, czek: %lld, nextD: %lld, (%d, %d)\n", ind, first, ile, czek, nextD, prev, next);
	}
} zb[N];
ll t[N];
int n, m, grCnt;
ll res[M];
int d[N], maxD;
ll sum, toAdd, currAdd;

ll dist(int x, int y) {
	if (x == -1 || y == -1) {
		return M;
	}
	Grupa pre = zb[x], post = zb[y];
	return (post.first - pre.first + pre.ile) / (pre.ile );
}

typedef pair<ll, int> PLI;

struct compare {
    bool operator() (const PLI& p1,const PLI& p2) {
         if (p1.ST != p2.ST) {
         	return p1.ST > p2.ST;
         }
         if (zb[p1.ND].first != zb[p2.ND].first) {
         	return zb[p1.ND].first > zb[p2.ND].first;
         }
         return p1.ND > p2.ND;
    }
};

ll npo2(ll n) {
	return (n - 1) * (n) / 2;
}

Grupa lacz(Grupa pre, Grupa post, ll d) {
	ll zas = pre.first + (d * (pre.ile - 1));
	ll lew = post.first - d;
	ll zakres = zas - lew;
	currAdd += zakres * post.ile;
	if (debug)printf("toAdd: %lld, pre.ile: %d, post.ile %d\n", toAdd, pre.ile, post.ile);
	toAdd = toAdd - npo2(pre.ile) - npo2(post.ile) + npo2(pre.ile + post.ile);
	if (debug)printf("new toAdd: %lld\n", toAdd);
	pre.ile += post.ile;
	return pre;
}

void usun(Grupa& grupa) {
	zb[grupa.prev].next = grupa.next;
	zb[grupa.next].prev = grupa.prev;
	grupa.deleted = true;
}

priority_queue<PLI, vector<PLI>, compare> nasty;

int main() {
	scanf("%d %d", &n, &m);
	REP(i, n) {
		scanf("%lld", &t[i + 1]);
	}
	++n;
	REP(i, m) {
		scanf("%d", &d[i]);
		if (d[i] > maxD) {
			maxD = d[i];
		}
	}
	grCnt = n;
	REP(i, n) {
		zb[i].first = t[i];
		zb[i].ile = 1;
	}
	REP(i, n - 1) {
		zb[i].nextD = dist(i, i + 1);
		zb[i].next = i + 1;
		zb[i + 1].prev = i;
		nasty.push(mp(zb[i].nextD, i));
		zb[i].print(i);
	}
	zb[0].prev = -1;
	zb[n - 1].next = -1;
	zb[n - 1].nextD = M;
	FOR(d, 1, maxD) {
		sum += toAdd;
		currAdd = 0;
		if (debug)printf("d: %d, toAdd: %lld\n", d, toAdd);
		if (debug)printf("  on top: "); zb[nasty.top().ND].print(nasty.top().ND);
		while ((nasty.top()).ST <= d) {
			auto next = nasty.top(); nasty.pop();
			if (zb[next.ND].deleted || zb[next.ND].nextD != next.ST) {
				if (debug)printf("\tskipping: %d\n", next.ND);
				continue;
			}
			if (debug)printf("\tsciagam grupe z pocz: %lld\n", zb[next.ND].first);
			zb[next.ND] = lacz(zb[next.ND], zb[zb[next.ND].next], d);
			usun(zb[zb[next.ND].next]);
			if (debug)printf("\t updated: "); zb[next.ND].print(next.ND);
			zb[next.ND].nextD = dist(next.ND, zb[next.ND].next);
			nasty.push(mp(zb[next.ND].nextD, next.ND));
			// lacz z nastepnym, usuwaj nastepnego
		}
		sum += currAdd;
		if (debug)printf("\tres[%d] = %lld, curAdd: %lld\n", d, sum, currAdd);
		res[d] = sum;
	}
	REP(i, m) {
		printf("%lld\n", res[d[i]]);
	}
	return 0;
}