[bzoj3715] [PA2014]Lustra

 1 #include<cstdio>
 2 #include<iostream>
 3 #include<cstring>
 4 #include<algorithm>
 5 using namespace std;
 6 const int maxn=100233,inf=1e9+233;
 7 int x1[maxn],y1[maxn],x2[maxn],y2[maxn];
 8 int mnx,mny,mxx,mxy;
 9 int i,j,k,n,m;
10  
11 int ra;char rx;
12 inline int read(){
13     rx=getchar(),ra=0;
14     while(rx<‘0‘||rx>‘9‘)rx=getchar();
15     while(rx>=‘0‘&&rx<=‘9‘)ra*=10,ra+=rx-48,rx=getchar();return ra;
16 }
17  
18 int main(){
19     for(int T=read();T;T--){
20         n=read(),mnx=mny=inf,mxx=mxy=-inf;
21         for(i=1;i<=n;i++){
22             x1[i]=read(),x2[i]=read(),y1[i]=read(),y2[i]=read();
23             if(x1[i]<mnx)mnx=x1[i];
24             if(x2[i]>mxx)mxx=x2[i];
25             if(y1[i]<mny)mny=y1[i];
26             if(y2[i]>mxy)mxy=y2[i];
27         }
28         for(i=1;i<=n;i++)if(x1[i]==mnx&&x2[i]==mxx&&y1[i]==mny&&y2[i]==mxy)break;
29         puts(i<=n?"TAK":"NIE");
30     }
31     return 0;
32 }