#include<bits/stdc++.h>
using namespace std;
int main(){
  int N,Q;
  cin>>N>>Q;
  vector<int>A(N);
  for (int i=0;i<N;i++)cin>>A[i];
  vector<int>result(N);
  vector<vector<int>>v(Q,vector<int>(4));
  for (int i=0;i<Q;i++){
    int a,b,c,d;
    cin>>a>>b>>c>>d;
    v[i][0]=a;
    v[i][1]=b;
    v[i][2]=c;
    v[i][3]=d;
  }
  for (int pos=1;pos<N+1;pos++){
    int now;
    now=pos;
    for (int i=0;i<Q;i++){
      if (v[i][0]<now) now+=1;
      if (v[i][2]<=now && v[i][3]>=now) result[i]+=A[pos-1];
    }
  }
  for (int i=0;i<Q;i++){
    int now;
    now=v[i][0]+1;
    if (v[i][2]<=now && now<=v[i][3]) result[i]+=v[i][1];
    for (int j=i+1;j<Q;j++){
      if (v[j][0]<now) now+=1;
      if (v[j][2]<=now && v[j][3]>=now) result[j]+=v[i][1];
    }
  }
  for (int i=0;i<Q;i++){
    cout<<result[i]<<endl;
  }
}