123 lines
3.2 KiB
C++
123 lines
3.2 KiB
C++
#include <cstdio>
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#include <cmath>
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#include <cstring>
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#include <ctime>
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#include <iostream>
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#include <algorithm>
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#include <set>
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#include <vector>
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#include <sstream>
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#include <queue>
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#include <typeinfo>
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#include <fstream>
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#include <map>
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#include <stack>
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typedef long long ll;
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using namespace std;
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#define sspeed ios_base::sync_with_stdio(0);cin.tie(0)
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#define maxn 2000001
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#define mod 10007
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#define eps 1e-9
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int Num;
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char CH[20];
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const int inf=0x3f3f3f3f;
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const ll infll = 0x3f3f3f3f3f3f3f3fLL;
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inline ll read()
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{
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ll x=0,f=1;char ch=getchar();
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while(ch<'0'||ch>'9'){if(ch=='-')f=-1;ch=getchar();}
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while(ch>='0'&&ch<='9'){x=x*10+ch-'0';ch=getchar();}
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return x*f;
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}
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inline void P(int x)
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{
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Num=0;if(!x){putchar('0');puts("");return;}
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while(x>0)CH[++Num]=x%10,x/=10;
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while(Num)putchar(CH[Num--]+48);
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puts("");
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}
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int g[50][50];
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map<int,int> H1;
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map<int,int> H2;
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vector<int> x;
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vector<int> y;
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vector<int> kiss[50];
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struct node
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{
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int x1,x2,y1,y2;
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}a[100];
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int main()
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{
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int t=read();
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for(int cas=1;cas<=t;cas++)
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{
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memset(g,0,sizeof(g));
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memset(a,0,sizeof(a));
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H1.clear();
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H2.clear();
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x.clear();
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y.clear();
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for(int i=0;i<50;i++)
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kiss[i].clear();
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int n=read();
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for(int i=0;i<n;i++)
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{
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a[i].x1=read(),a[i].y1=read(),a[i].x2=read(),a[i].y2=read();
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if(a[i].x1>a[i].x2)
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swap(a[i].x1,a[i].x2);
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if(a[i].y1>a[i].y2)
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swap(a[i].y1,a[i].y2);
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x.push_back(a[i].x1);
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x.push_back(a[i].x2);
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y.push_back(a[i].y1);
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y.push_back(a[i].y2);
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}
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sort(x.begin(),x.end());
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sort(y.begin(),y.end());
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x.erase(unique(x.begin(),x.end()),x.end());
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y.erase(unique(y.begin(),y.end()),y.end());
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for(int i=0;i<x.size();i++)
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H1[x[i]]=i;
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for(int i=0;i<y.size();i++)
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H2[y[i]]=i;
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for(int i=0;i<n;i++)
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{
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a[i].x1=H1[a[i].x1];
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a[i].x2=H1[a[i].x2];
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a[i].y1=H2[a[i].y1];
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a[i].y2=H2[a[i].y2];
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}
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for(int i=0;i<n;i++)
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if(a[i].x1==a[i].x2)
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for(int j=a[i].y1;j<=a[i].y2;j++)
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g[a[i].x1][j]=i+1;
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for(int i=0;i<n;i++)
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if(a[i].y1==a[i].y2)
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for(int j=a[i].x1;j<=a[i].x2;j++)
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if(g[j][a[i].y1]!=0)
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kiss[g[j][a[i].y1]].push_back(i+1);
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ll ans=0;
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for(int i=0;i<=n;i++)
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{
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for(int j=i+1;j<=n;j++)
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{
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int flag=0;
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for(int k=0;k<kiss[i].size();k++)
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{
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for(int m=0;m<kiss[j].size();m++)
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{
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if(kiss[i][k]==kiss[j][m])
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{
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flag++;
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break;
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}
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}
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}
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ans+=flag*(flag-1)/2;
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}
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}
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printf("Case #%d:\n",cas);
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cout<<ans<<endl;
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}
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}
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