100 1
100 50 99 49 98 48 97 47 96 46 95 45 94 44 93 43 92 42 91 41 90 40 89 39 88 38 87 37 86 36 85 35 84 34 83 33 82 32 81 31 80 30 79 29 78 28 77 27 76 26 75 25 74 24 73 23 72 22 71 21 70 20 69 19 68 18 67 17 66 16 65 15 64 14 63 13 62 12 61 11 60 10 59 9 58 8 57 7 56 6 55 5 54 4 53 3 52 2 51 1
9 8 99 93
 2 9
1 2
1 1 1 1
1 1 1 2
1 2 1 2
1 1 2 1
1 1 2 2
1 2 2 2
2 1 2 1
2 1 2 2
2 2 2 2
 10 10
6 5 7 4 8 3 9 2 10 1
8 8 8 8
2 1 2 7
8 4 8 4
3 9 3 9
7 7 7 7
2 10 2 10
6 8 9 8
1 4 1 4
1 5 4 5
8 10 8 10
 10 10
1 10 2 9 3 8 4 7 5 6
4 3 7 10
3 6 8 7
3 2 6 4
1 1 2 8
3 8 10 9
7 3 8 9
4 5 5 9
2 5 6 7
2 5 6 7
1 7 6 10
 10 5
5 10 4 9 3 8 2 7 1 6
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
 10 10
10 9 8 7 6 5 4 3 2 1
8 8 8 8
2 1 2 7
8 4 8 4
3 9 3 9
7 7 7 7
2 10 2 10
6 8 9 8
1 4 1 4
1 5 4 5
8 10 8 10
 7 7
1 2 3 6 7 4 5
3 2 4 6
3 2 5 4
3 6 7 7
1 1 4 4
2 2 7 6
1 2 6 2
1 2 6 7
 10 10
6 1 7 2 8 3 9 4 10 5
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
 10 10
5 1 6 2 8 3 4 10 9 7
8 1 8 1
1 7 2 7
4 3 8 7
3 7 9 7
7 6 7 7
2 3 10 6
6 4 8 7
1 6 4 7
1 2 5 4
8 5 10 10
 10 10
5 6 4 7 3 8 2 9 1 10
8 8 8 8
2 1 2 7
8 4 8 4
3 9 3 9
7 7 7 7
2 10 2 10
6 8 9 8
1 4 1 4
1 5 4 5
8 10 8 10
 10 10
10 5 9 4 8 3 7 2 6 1
8 1 8 1
1 7 2 7
4 3 8 7
3 7 9 7
7 6 7 7
2 3 10 6
6 4 8 7
1 6 4 7
1 2 5 4
8 5 10 10
 10 10
7 5 1 6 10 3 4 8 9 2
4 3 7 10
3 6 8 7
3 2 6 4
1 1 2 8
3 8 10 9
7 3 8 9
4 5 5 9
2 5 6 7
2 5 6 7
1 7 6 10
 10 10
1 2 3 4 5 6 7 8 9 10
8 8 8 8
2 1 2 7
8 4 8 4
3 9 3 9
7 7 7 7
2 10 2 10
6 8 9 8
1 4 1 4
1 5 4 5
8 10 8 10
 10 10
5 1 6 2 8 3 4 10 9 7
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
 10 10
9 8 3 4 5 6 7 2 1 10
8 1 8 1
1 7 2 7
4 3 8 7
3 7 9 7
7 6 7 7
2 3 10 6
6 4 8 7
1 6 4 7
1 2 5 4
8 5 10 10
 10 10
10 1 9 2 8 3 7 4 6 5
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
1 1 10 10
 10 10
5 1 6 2 8 3 4 10 9 7
9 5 9 5
4 7 4 7
4 8 5 8
9 1 9 4
4 1 4 6
10 9 10 9
3 5 6 5
3 4 10 4
3 2 5 2
7 8 7 8
 6 10
3 6 1 2 5 4
2 6 2 6
2 3 2 5
6 2 6 2
1 5 1 5
3 5 3 5
2 2 2 4
2 4 5 4
5 4 5 4
1 5 6 5
6 2 6 2
 10 10
1 6 2 7 3 8 4 9 5 10
8 8 8 8
2 1 2 7
8 4 8 4
3 9 3 9
7 7 7 7
2 10 2 10
6 8 9 8
1 4 1 4
1 5 4 5
8 10 8 10

                                                            4886
                                                                1
                                                               1
                                                               1
                                                               1
                                                               1
                                                               1
                                                               1
                                                               1
                                                               1
                                                               11
                                                              17
                                                              15
                                                               6
                                                              16
                                                               2
                                                              19
                                                               4
                                                              20
                                                               8
                                                               39
                                                              30
                                                              26
                                                              16
                                                              23
                                                              29
                                                              27
                                                              30
                                                              30
                                                              27
                                                               45
                                                              45
                                                              45
                                                              45
                                                              45
                                                                9
                                                              14
                                                              21
                                                              16
                                                              16
                                                               9
                                                              15
                                                               4
                                                              20
                                                               3
                                                               17
                                                              16
                                                              11
                                                              16
                                                              21
                                                              11
                                                              21
                                                               45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                                3
                                                               8
                                                              37
                                                              27
                                                              21
                                                              38
                                                              29
                                                              21
                                                              23
                                                              24
                                                               16
                                                              17
                                                              12
                                                               6
                                                              16
                                                               2
                                                              23
                                                               4
                                                              20
                                                               8
                                                                8
                                                              10
                                                              38
                                                              26
                                                              21
                                                              38
                                                              31
                                                              20
                                                              21
                                                              19
                                                               38
                                                              30
                                                              25
                                                              17
                                                              24
                                                              28
                                                              29
                                                              32
                                                              32
                                                              25
                                                               23
                                                              17
                                                              12
                                                               6
                                                              27
                                                               2
                                                              23
                                                               7
                                                              24
                                                               8
                                                               45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                                8
                                                              14
                                                              38
                                                              27
                                                              19
                                                              38
                                                              29
                                                              20
                                                              23
                                                              19
                                                               45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                              45
                                                               10
                                                              16
                                                              17
                                                               8
                                                              27
                                                               2
                                                              25
                                                              26
                                                              16
                                                              16
                                                                5
                                                               9
                                                               2
                                                               2
                                                               6
                                                               8
                                                              11
                                                               8
                                                               9
                                                               2
                                                               16
                                                              17
                                                              12
                                                               6
                                                              16
                                                               2
                                                              23
                                                               7
                                                              18
                                                               8

#include <bits/stdc++.h>
using namespace std;
struct node {
  int val;
  node *left, *right;
  node() {}
  node(node* l, node* r, int v) {
    left = l;
    right = r;
    val = v;
  }
};
int arr[300000];
node* version[300000];
void build(node* n, int low, int high) {
  if (low == high) {
    n->val = arr[low];
    return;
  }
  int mid = (low + high) / 2;
  n->left = new node(NULL, NULL, 0);
  n->right = new node(NULL, NULL, 0);
  build(n->left, low, mid);
  build(n->right, mid + 1, high);
  n->val = n->left->val + n->right->val;
}
void upgrade(node* prev, node* cur, int low, int high, int idx, int value) {
  if (idx > high or idx < low or low > high) return;
  if (low == high) {
    cur->val = value;
    return;
  }
  int mid = (low + high) / 2;
  if (idx <= mid) {
    cur->right = prev->right;
    cur->left = new node(NULL, NULL, 0);
    upgrade(prev->left, cur->left, low, mid, idx, value);
  } else {
    cur->left = prev->left;
    cur->right = new node(NULL, NULL, 0);
    upgrade(prev->right, cur->right, mid + 1, high, idx, value);
  }
  cur->val = cur->left->val + cur->right->val;
}
int query(node* n, int low, int high, int l, int r) {
  if (l > high or r < low or low > high) return 0;
  if (l <= low and high <= r) return n->val;
  int mid = (low + high) / 2;
  int p1 = query(n->left, low, mid, l, r);
  int p2 = query(n->right, mid + 1, high, l, r);
  return p1 + p2;
}
int main(int argc, char const* argv[]) {
  long long n, m;
  cin >> n >> m;
  for (int i = 0; i < n; i++) arr[i] = 0;
  node* root = new node(NULL, NULL, 0);
  build(root, 0, n - 1);
  version[0] = root;
  int z;
  for (int i = 0; i < n; i++) {
    cin >> z;
    version[i + 1] = new node(NULL, NULL, 0);
    upgrade(version[i], version[i + 1], 0, n - 1, z - 1, 1);
  }
  for (int i = 0; i < m; i++) {
    long long a, b, c, d;
    cin >> a >> b >> c >> d;
    a--;
    c--;
    long long k = query(version[d], 0, n - 1, a, c) -
                  query(version[b - 1], 0, n - 1, a, c);
    cout << k * (n - k) + (k * (k - 1)) / 2 << "\n";
  }
  return 0;
}
