oj.uz

Submission #892862

# Submission time Handle Problem Language Result Execution time Memory
892862 2023-12-26T05:52:48 Z jellybean Trampoline (info1cup20_trampoline) C++17
43 / 100
 141 ms 4568 KB 
#include <bits/stdc++.h>
using namespace std;
#define int long long

vector<int>arr[2505];
pair<int,int>arr1[200005];

signed main(){
	ios::sync_with_stdio(0); cin.tie(0);
	
	int r,c,n; cin>>r>>c>>n;
	if(r<=2500 and c<=2500){
		for(int i=0; i<n; i++){
			int a,b; cin>>a>>b;
			arr[a].push_back(b); //row a has a green tramp at b
		}
		for(int i=0; i<2505; i++) sort(arr[i].begin(), arr[i].end());
		
		int t; cin>>t;
		while(t--){
			int x1,y1,x2,y2; cin>>x1>>y1>>x2>>y2;
			if(x2<x1) {cout<<"No\n"; continue;}
			int row=x1, col=y1;
			bool f=0;
			while(row!=x2){
				auto it = lower_bound(arr[row].begin(), arr[row].end(), col);
				if(it==arr[row].end()){f=1; cout<<"No\n"; break;}
				col = *it;
				row++;
			}
			if(f) continue;
			if(y2<col) cout<<"No\n";
			else cout<<"Yes\n";
		}
		return 0;
	}
	
	for(int i=0; i<n; i++) cin>>arr1[i].first>>arr1[i].second;
	sort(arr1, arr1+n);
	int t; cin>>t;
	while(t--){
		int x1,y1,x2,y2; cin>>x1>>y1>>x2>>y2;
		int row=x1, col=y1;
		pair<int,int> p = {row,col};
		auto it = lower_bound(arr1, arr1+n, p);
		if(it==arr1+n){cout<<"No\n"; continue;}
		p = *it;
		if(p.first == x1 and p.second <= y2) cout<<"No\n";
		else cout<<"Yes\n";
	}
		
	
	return 0;
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 600 KB 200 token(s): yes count is 21, no count is 179
2 Correct 2 ms 600 KB 200 token(s): yes count is 70, no count is 130
3 Correct 1 ms 604 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 36 ms 3140 KB 4000 token(s): yes count is 99, no count is 3901
2 Correct 37 ms 4444 KB 4000 token(s): yes count is 91, no count is 3909
3 Correct 70 ms 4044 KB 4000 token(s): yes count is 4000, no count is 0
4 Correct 71 ms 4568 KB 4000 token(s): yes count is 1991, no count is 2009

Subtask #3
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 134 ms 4180 KB expected NO, found YES [1st token]
2 Halted 0 ms 0 KB -

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 604 KB expected YES, found NO [1st token]
2 Halted 0 ms 0 KB -

Subtask #5
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 141 ms 4072 KB expected YES, found NO [1st token]
2 Halted 0 ms 0 KB -