oj.uz

Submission #1027829

# Submission time Handle Problem Language Result Execution time Memory
1027829 2024-07-19T10:26:27 Z vjudge1 Trampoline (info1cup20_trampoline) C++17
43 / 100
 2000 ms 185016 KB 
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx,avx2,fma")
#include <bits/stdc++.h>
using namespace std;
 
#define int long long
#define OYY LLONG_MAX
#define mod 998244353
#define faster ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define FOR for(int i=1;i<=n;i++)
#define mid (start+end)/2
#define lim 2000005
#define fi first
#define se second

int r,c,n,timer;

vector<int> v[lim];

vector<pair<int,int>> vy;

int xm[lim],ym[lim];

int tut[lim];

map<int,int> mp;

set<int> st;

	
inline void solve(int q){
	FOR{
		st.insert(xm[i]);
	}
	
	for(auto x:st){
		mp[x]=++timer;
		tut[timer]=x;
	}
	
	FOR{
		v[mp[xm[i]]].push_back(ym[i]);
	}
	
	for(int i=1;i<=timer;i++){
		sort(v[i].begin(),v[i].end());
	}
	
	cin>>q;
	while(q--){
		int x1,y1,x2,y2;
		cin>>x1>>y1>>x2>>y2;
		if(mp.find(x1)==mp.end()){
			cout<<"No"<<'\n';
			continue;
		}
		int tut=lower_bound(v[mp[x1]].begin(),v[mp[x1]].end(),y1)-v[mp[x1]].begin();
		if(tut>=v[mp[x1]].size()){
			cout<<"No"<<'\n';
			continue;
		}
		if(v[mp[x1]][tut]<=y2){
			cout<<"Yes"<<'\n';
		}
		else cout<<"No"<<'\n';
	}
}


int32_t main(){
	faster
	cin>>r>>c>>n;
	FOR{
		cin>>xm[i]>>ym[i];
		vy.push_back({xm[i],ym[i]});
	}
	
	sort(vy.begin(),vy.end());
	
	int q;cin>>q;
	if(q<=4000){
	while(q--){
		int x1,y1,x2,y2;cin>>x1>>y1>>x2>>y2;
		bool stop=0;
		for(int i=0;i<vy.size();i++){
			//cout<<x1<<" "<<y1<<endl;
			if(vy[i].fi<x1){
				continue;
			}
			if(vy[i].fi==x1 && y1<=vy[i].se){
				x1++;
				y1=vy[i].se;
			}
			if(x1==x2 && y1<=y2){
				stop=1;
				break;
			}
		}
		
		if(stop){
			cout<<"Yes"<<'\n';
		}
		else cout<<"No"<<'\n';
		
	}
	}
	else{
		solve(q);
	}
	return 0;
}

Compilation message

trampoline.cpp: In function 'void solve(long long int)':
trampoline.cpp:58:9: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   58 |   if(tut>=v[mp[x1]].size()){
      |      ~~~^~~~~~~~~~~~~~~~~~
trampoline.cpp: In function 'int32_t main()':
trampoline.cpp:85:16: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   85 |   for(int i=0;i<vy.size();i++){
      |               ~^~~~~~~~~~

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 49500 KB 200 token(s): yes count is 21, no count is 179
2 Correct 25 ms 49500 KB 200 token(s): yes count is 70, no count is 130
3 Correct 22 ms 49240 KB 197 token(s): yes count is 25, no count is 172

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 482 ms 55492 KB 4000 token(s): yes count is 99, no count is 3901
2 Correct 492 ms 55492 KB 4000 token(s): yes count is 91, no count is 3909
3 Correct 459 ms 55404 KB 4000 token(s): yes count is 4000, no count is 0
4 Correct 481 ms 55556 KB 4000 token(s): yes count is 1991, no count is 2009

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2044 ms 185016 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2059 ms 175432 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2105 ms 158380 KB Time limit exceeded
2 Halted 0 ms 0 KB -