#include<iostream>
#include<algorithm>
#include<cstdio>
#include<cmath>
#include<cctype>
#include<math.h>
#include<string>
#include<string.h>
#include<stack>
#include<queue>
#include<vector>
#include<utility>
#include<set>
#include<map>
#include<stdlib.h>
#include<iomanip>

using namespace std;

#define ll long long
#define ld long double
#define EPS 0.0000000001
#define INF 1e9
#define LINF (ll)INF*INF
#define MOD 1000000007
#define rep(i,n) for(int i=0;i<(n);i++)
#define loop(i,a,n) for(int i=a;i<(n);i++)
#define all(in) in.begin(),in.end()
#define shosu(x) fixed<<setprecision(x)

#define int ll //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

typedef vector<int> vi;
typedef vector<string> vs;
typedef pair<int,int> pii;
typedef vector<pii> vp;

int gcd(int a, int b){
    if(b==0) return a;
    return gcd(b,a%b);
}
int lcm(int a, int b){
    return a/gcd(a,b)*b;
}


signed main(void) {
    int n,m;
    cin >> n >> m;
    vector<vi> a(m+1,vi(m+1));
    rep(i,m)rep(j,m)cin >> a[i+1][j+1];
    vector<vi> in = a;
    rep(i,m+1)rep(j,m)a[i][j+1] += a[i][j];
    rep(j,m+1)rep(i,m)a[i+1][j] += a[i][j];
    //rep(i,m+1){rep(j,m+1)cout << " " << a[i][j];cout << endl;}
    rep(t,n){
        int x,y;
        cin >> x >> y;
        int ans = 0;
        loop(i,1,x+1)loop(j,x,m+1){
            vi sum(y);
            loop(k,1,y)sum[k] = a[j][k] - a[i-1][k];
            sort(all(sum));
            loop(k,y,m+1){
                int tmp = a[j][k] - a[i-1][k];
                ans += upper_bound(all(sum),tmp) - lower_bound(all(sum),tmp);
            }
            //cout << i << " " << j << " " << ans << endl;
        }
        cout << ans << endl;
    }
}