oj.uz

답안 #675240

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
675240 2022-12-27T03:24:22 Z anhduc2701 Trampoline (info1cup20_trampoline) C++17
0 / 100
 2000 ms 42600 KB 
/*
#pragma GCC optimize("Ofast")
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("unroll-loops")
*/
#include<bits/stdc++.h>
#define all(x) x.begin(), x.end()
#define len(x) ll(x.size())
#define eb emplace_back
#define PI 3.14159265359
#define fi first
#define se second
#define mp make_pair
#define pb push_back
#define MIN(v) *min_element(all(v))
#define MAX(v) *max_element(all(v))
#define BIT(x,i) (1&((x)>>(i)))
#define MASK(x) (1LL<<(x))
#define task "tnc"
using namespace std;
typedef long long ll;
const ll INF=1e18;
const int maxn=1e6+5;
const int mod=1e9+7;
const int mo=998244353;
using pi=pair<ll,ll>;
using vi=vector<ll>;
using pii=pair<pair<ll,ll>,ll>;
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int r,c;
int n,t;
pair<int,int>z[200005];
pair<int,int>k[200005][18];
map<int,vector<pair<int,int>>>p;
vector<int>q;
signed main()
{
	cin.tie(0),cout.tie(0)->sync_with_stdio(0);
    cin>>r>>c;
    cin>>n;
    for(int i=1;i<=n;i++){
    	cin>>z[i].fi>>z[i].se;
    	q.pb(z[i].fi);
    	p[z[i].fi].pb({z[i].se,i});
    }
    for(auto v:p){
        p[v.fi].pb({1e9+5,0});
    	sort(p[v.fi].begin(),p[v.fi].end());
    }
    sort(z+1,z+1+n);
    sort(q.begin(),q.end());
    k[0][0]={1e9+5,0};
    z[0]={1e9+5,0};
    for(int i=1;i<=n;i++){
    	if(p[z[i].fi+1].size()==0)k[i][0]={1e9+5,0};
    	else{
            vector<pair<int,int>>q=p[z[i].fi+1];
    		int dit=lower_bound(q.begin(),q.end(),mp(z[i].se,0))-q.begin();
    		//cout<<i<<" "<<q[dit].fi<<" "<<q[dit].se<<"\n";
    		k[i][0]={q[dit].fi,q[dit].se};
    	}
    }
    
    for(int j=1;j<=18;j++){
    	for(int i=1;i<=n;i++){
    		k[i][j]=k[k[i][j-1].se][j-1];
    	}
	}
	int t;
	cin>>t;
	while(t--){
		int x1,y1,x2,y2;
		cin>>x1>>y1>>x2>>y2;
		if(x1==x2 && y1<=y2){
			cout<<"Yes\n";
		}
		else{
			int high=x2-x1-1;
			if(p[x1].size()==0){
				cout<<"No\n";
				continue;
			}
			int d=lower_bound(p[x1].begin(),p[x1].end(),mp(y1,0))-p[x1].begin();
			int st=p[x1][d].se;
			//cout<<st<<" "<<0<<"\n";
			//cout<<k[st][0].fi<<" ";
			for(int i=18;i>=0;i--){
				if((1<<i)&high){
					//cout<<k[st][i].se<<" "<<st<<" "<<i<<"\n";
					st=k[st][i].se;
				}
			}
			if(z[st].fi<=y2){
				cout<<"Yes\n";
			}
			else{
				cout<<"No\n";
			}
			
		}

	}
    return 0;
}

Subtask #1
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 5 ms 1748 KB expected YES, found NO [1st token]
2 Halted 0 ms 0 KB -

Subtask #2
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 181 ms 34120 KB expected YES, found NO [3rd token]
2 Halted 0 ms 0 KB -

Subtask #3
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2074 ms 10840 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 6 ms 1108 KB expected YES, found NO [1st token]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 585 ms 42600 KB expected YES, found NO [1st token]
2 Halted 0 ms 0 KB -