#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
using namespace std;

#define REP(i,n) for(int i=0;i<(n);i++)

int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  
  int n,m,ans=0;cin>>n>>m;
  vector<int> v(n),a(n),b(n),c(m),d(m);
  REP(i,n)cin>>v[i];
  REP(i,n)cin>>a[i]>>b[i];
  REP(j,m)cin>>c[j]>>d[j];
  REP(k,4){
    map<tuple<int,int>,int> mp;
    REP(i,n)REP(j,m)mp[{a[i]-c[j],b[i]-d[j]}]+=v[i];
    for(auto [xy,va]:mp)ans=max(ans,va);
    REP(i,n)a[i]*=-1;
    if(k==1)REP(i,n)b[i]*=-1;
  }
  cout<<ans<<endl;
}