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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#465041#8179. 2D Parenthesesucup-team052WA 299ms30356kbC++143.1kb2024-07-06 17:04:022024-07-06 17:04:02

Judging History

你现在查看的是最新测评结果

  • [2024-07-06 17:04:02]
  • 评测
  • 测评结果:WA
  • 用时:299ms
  • 内存:30356kb
  • [2024-07-06 17:04:02]
  • 提交

answer

#include<bits/stdc++.h>
#ifdef xay5421
#define D(...) fprintf(stderr,__VA_ARGS__)
#define DD(...) D(#__VA_ARGS__ "="),debug_helper::debug(__VA_ARGS__),D("\n")
#include"/home/xay5421/debug.hpp"
#else
#define D(...) ((void)0)
#define DD(...) ((void)0)
#endif
#define pb push_back
#define eb emplace_back
#define SZ(x) ((int)(x).size())
#define each(x,v) for(auto&x:v)
#define rep(i,a,b) for(int i=(a);i<=(b);++i)
#define per(i,a,b) for(int i=(a);i>=(b);--i)
template<class T>void rd(T&x){int f=0,c;while(!isdigit(c=getchar()))f^=!(c^45);x=(c&15);while(isdigit(c=getchar()))x=x*10+(c&15);if(f)x=-x;}
template<class T>void pt(T x,int c=-1){if(x<0)putchar('-'),x=-x;if(x>9)pt(x/10);putchar(x%10+48);if(c!=-1)putchar(c);}
using namespace std;
using LL=long long;
using ULL=unsigned long long;
const int N=400005,INF=0X3F3F3F3F;
int n,ans[N];
vector<int>vx,vy;
struct node{
	int x,y,id;
}a[N];
struct cmp{
	bool operator()(const int&x,const int&y)const{
		if(a[x].x!=a[y].x)return a[x].x<a[y].x;
		if(a[x].y!=a[y].y)return a[x].y<a[y].y;
		return x<y;
	}
};
vector<tuple<int,int,int> >vec[N];
int main(){
#ifdef xay5421
	freopen("a.in","r",stdin);
#endif
	rd(n);
	rep(i,1,n){
		rd(a[i].x),rd(a[i].y),a[i].id=i;
	}
	rep(i,n+1,n+n){
		rd(a[i].x),rd(a[i].y),a[i].id=i;
	}
	rep(i,1,n+n)vx.pb(a[i].x),vy.pb(a[i].y);
	sort(vx.begin(),vx.end()),vx.erase(unique(vx.begin(),vx.end()),vx.end());
	sort(vy.begin(),vy.end()),vy.erase(unique(vy.begin(),vy.end()),vy.end());
	rep(i,1,n+n){
		a[i].x=lower_bound(vx.begin(),vx.end(),a[i].x)-vx.begin()+1;
		a[i].y=lower_bound(vy.begin(),vy.end(),a[i].y)-vy.begin()+1;
	}
	sort(a+1,a+n+n+1,[&](node u,node v){return u.y!=v.y?u.y<v.y:u.x<v.x;});
	set<int,cmp>S;
	for(int i=1,j;i<=n+n;i=j){
		j=i+1;
		while(j<=n+n&&a[i].y==a[j].y)++j;
		rep(k,i,j-1)if(a[k].id>n){
			a[0].x=a[k].x;
			a[0].y=~INF;
			auto it=S.lower_bound(0);
			if(it!=S.begin()){
				--it;
				node u=a[*it];
				ans[u.id]=a[k].id-n;
				S.erase(it);
			}else{
				puts("No");
				exit(0);
			}
		}
		rep(k,i,j-1)if(a[k].id<=n){
			S.insert(k);
		}
	}
	sort(a+1,a+n+n+1,[&](node lhs,node rhs){return lhs.id<rhs.id;});
	rep(i,1,n){
		vec[a[i].x].eb(a[i].y*2,a[ans[i]+n].y*2-1,1);
		vec[a[ans[i]+n].x].eb(a[i].y*2,a[ans[i]+n].y*2-1,-1);
	}
	multiset<int>T;
	rep(x,1,SZ(vx)){
		for(auto&u:vec[x]){
			if(get<2>(u)==1){
			}else{
				T.erase(T.find(get<0>(u)));
				T.erase(T.find(get<1>(u)));
			}
		}
		for(auto&u:vec[x]){
			if(get<2>(u)==1){
				auto it=T.lower_bound(get<0>(u)+1);
				if(it!=T.end()&&*it<=get<1>(u)){
					puts("No");
					exit(0);
				}
			}else{
				auto it=T.lower_bound(get<0>(u)+1);
				if(it!=T.end()&&*it<=get<1>(u)){
					puts("No");
					exit(0);
				}
			}
		}
		for(auto&u:vec[x]){
			if(get<2>(u)==1){
				if(T.count(get<0>(u))||T.count(get<1>(u))){
					// puts("No");
					// exit(0);
				}
			}else{
			}
		}
		for(auto&u:vec[x]){
			if(get<2>(u)==1){
				T.insert(get<0>(u));
				T.insert(get<1>(u));
			}else{
			}
		}
	}
	puts("Yes");
	rep(i,1,n)printf("%d\n",ans[i]);
	return 0;
}

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 15968kb

input:

3
0 0
2 -2
1 1
2 2
3 1
2 3

output:

Yes
3
2
1

result:

ok answer is YES, 3 tokens

Test #2:

score: 0
Accepted
time: 0ms
memory: 13776kb

input:

2
1 0
0 1
2 3
3 2

output:

No

result:

ok answer is NO

Test #3:

score: 0
Accepted
time: 3ms
memory: 13236kb

input:

1
1 1
0 0

output:

No

result:

ok answer is NO

Test #4:

score: -100
Wrong Answer
time: 299ms
memory: 30356kb

input:

199996
94702923 895749121
-830347683 823853414
-638337012 -528381915
774504965 -903560893
465975432 931026841
47062323 901390864
539345338 830099354
278774201 896803047
-445303873 568413124
80473317 828648317
804283391 -307873779
543648687 893783688
814084625 -664894626
169476937 -999435847
-8232728...

output:

No

result:

wrong answer expected YES, found NO