#include using namespace std; typedef long long ll; #define P pair #define FOR(I,A,B) for(ll I = ll(A); I < ll(B); ++I) #define FORR(I,A,B) for(ll I = ll((B)-1); I >= ll(A); --I) #define TO(x,t,f) ((x)?(t):(f)) #define SORT(x) (sort(x.begin(),x.end())) // 0 2 2 3 4 5 8 9 #define POSL(x,v) (lower_bound(x.begin(),x.end(),v)-x.begin()) //xi>=v x is sorted #define POSU(x,v) (upper_bound(x.begin(),x.end(),v)-x.begin()) //xi>v x is sorted #define NUM(x,v) (POSU(x,v)-POSL(x,v)) //x is sorted #define REV(x) (reverse(x.begin(),x.end())) //reverse ll gcd(ll a,ll b){if(a struct twodimBIT { // 1-indexed // http://judge.u-aizu.ac.jp/onlinejudge/review.jsp?rid=3095512#1 // https://www.slideshare.net/hcpc_hokudai/binary-indexed-tree private: vector< vector > array; const int n; const int m; public: twodimBIT(int _n,int _m): array(_n+1,vector(_m+1,0)), n(_n),m(_m){} // (1,1) ~ (x,y) ruisekiwa T sum(int x,int y) { T s = 0; for(int i=x;i>0;i-=i&(-i)) for(int j=y;j>0;j-=j&(-j)) s += array[i][j]; return s; } // [(x1,y1),(x2,y2)] no souwa (x1> N >> M; twodimBIT bit(M,M); int ans[M+2][M+2] = {}; FOR(i,1,M+1){ FOR(j,1,M+1){ ll k; cin >> k; bit.add(i,j,k); } } FOR(i,1,M+1)FOR(j,1,M+1)FOR(k,i,M+1)FOR(l,j,M+1){ if(bit.sum(i,j,k,l)==0){ ans[i][j]++; ans[k+1][l+1]++; ans[i][l+1]--; ans[k+1][j]--; } } FOR(i,1,M+1){ FOR(j,1,M+1){ ans[i][j+1]+=ans[i][j]; } } FOR(j,1,M+1){ FOR(i,1,M+1){ ans[i+1][j]+=ans[i][j]; } } FOR(i,0,N){ ll x,y; cin >> x >> y; cout << ans[x][y] << endl; } }