```
#include<cstdio>//Dev-c++和洛谷不加using namespace std;都是OK的!
int n,xx,yy,a[10010],b[10010],x[10010],y[10010],dt=-1;//赋成-1就ok了!
int mian(){
scanf("%d",&n);
for(int i=1;i<=n;i++) scanf("%d%d%d%d",&a[i],&b[i],&x[i],&y[i]);
scanf("%d%d",&xx,&yy);
for(int i=n;i>=1;i++) if(a[i]<=xx&&a[i]+x[i]>=xx&&b[i]<=yy&&b[i]+y[i]>=yy) {printf("%d",i);return 0;}
printf("%d",dt);}//加不加return 0呢?
```
by MJKMJKMJK @ 2019-07-26 11:38:39
@[MJKMJKMJK](/space/show?uid=88021) 兄台是不是发错地方了。可能因为我太蒻了,这段代码怎么看不懂,能讲一讲吗,谢谢
by Waryc @ 2019-07-26 21:21:34
@[Andiun](/user/30151) 手算也不是11啊,最优的话不是6吗?
by damocris @ 2021-08-16 11:02:12