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Cod sursa(job #998671)
#include<set>
#include<vector>
#include<map>
#include<cstdio>
#include<algorithm>
using namespace std;
struct MyQuery {int x1,y1,x2,y2,ans;} q[100005];
struct Solvable_query {int x,y,ind,type;bool semn;} v[416005];
int aib[500000];
void update(int x,int n)
{
for(int i=x;i<=n;i+=(i&(-i)))
aib[i]++;
}
int query(int x)
{
int ans=0;
for(int i=x;i;i-=(i&(-i)))
ans+=aib[i];
return ans;
}
class cmp
{
public: inline bool operator()(const Solvable_query &a,const Solvable_query &b)
{
if(a.x==b.x)
return a.type<b.type;
return a.x<b.x;
}
};
vector<int> S;
map<int,int> NRM;
int normalize(int n)
{
int ans=0,ind=0;
for(int i=1;i<=n;i++)
S.push_back(v[i].y);
sort(S.begin(),S.end());
for(int i=0;i<n;i++)
if(i==0 || S[i]!=S[i-1])
NRM[S[i]]=i;
for(int i=1;i<=n;i++)
{
v[i].y=NRM[v[i].y];
ans=max(ans,v[i].y);
}
return ans;
}
char buf[7000000];int crs=0,sz=7000000;
void getInt(int &n)
{
n=0;
while(crs<sz && buf[crs]!='-' && !('0'<=buf[crs] && buf[crs]<='9')) crs++;
int semn=1;
if(buf[crs]=='-') semn=-1,crs++;
while(crs<sz && ('0'<=buf[crs] && buf[crs]<='9')) {n=n*10+buf[crs]-'0';crs++;}
n*=semn;
}
int main()
{
freopen("zoo.in","r",stdin);
freopen("zoo.out","w",stdout);
int N,n,m;
fread(buf,1,sz,stdin);
getInt(n);N=n;
for(int i=1;i<=n;i++)
{getInt(v[i].x);getInt(v[i].y);v[i].type=0;}
getInt(m);
for(int i=1;i<=m;i++)
{
getInt(q[i].x1);
getInt(q[i].y1);
getInt(q[i].x2);
getInt(q[i].y2);
v[++N].x=q[i].x2;v[N].y=q[i].y2;v[N].type=1;v[N].ind=i;v[N].semn=true;
v[++N].x=q[i].x2;v[N].y=q[i].y1-1;v[N].type=1;v[N].ind=i;v[N].semn=false;
v[++N].x=q[i].x1-1;v[N].y=q[i].y2;v[N].type=1;v[N].ind=i;v[N].semn=false;
v[++N].x=q[i].x1-1;v[N].y=q[i].y1-1;v[N].type=1;v[N].ind=i;v[N].semn=true;
}
int MAX=normalize(N);
sort(v+1,v+N+1,cmp());
for(int i=1;i<=N;i++)
if(v[i].type==false)
update(v[i].y,MAX);
else
q[v[i].ind].ans+=(v[i].semn?1:-1)*query(v[i].y);
for(int i=1;i<=m;i++)
printf("%d\n",q[i].ans);
return 0;
}