oj.uz

Submission #892951

# Submission time Handle Problem Language Result Execution time Memory
892951 2023-12-26T08:44:25 Z yuhong Trampoline (info1cup20_trampoline) C++17
73 / 100
 2000 ms 42264 KB 
#include <bits/stdc++.h>
#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
template <typename T>
using ordered_set = tree<T,null_type,less<T>,rb_tree_tag,tree_order_statistics_node_update>;
#define endl '\n'
#define ll long long
#define pb push_back
#define vi vector<int>
#define vll vector<long long>
#define sz(x) (int)x.size()
#define int long long
#define float double
#define all(x) x.begin(),x.end()
#define pii pair<int,int>
#define rep(i,a,b) for (ll i = a; i<b; i++)
#define repo(i,a,b) for (int i = a; i>=b; i--)
#define fi first
#define se second
//int decrow[4] = {-1,0,1,0};
//int deccol[4] = {0,1,0,-1};
//int dp[100001][100001];
//int arr[100001];
int dy[8] = {0,  0, 1, -1, 1, -1 , 1, -1};
int dx[8] = {1, -1, 0,  0, 1, -1, -1,  1};
const int MAXN = 1e6;
const int MOD = 1e9+7;
const int INF = 1e18;
int n,c,r;
int total = 0;
int ans = 0;
vi v;
int largerThanX(set<int> &s, int x){
    auto it = s.upper_bound(x);
    if(it == s.end()) return -2; /// x is larger than everything
    return *it;
}
gp_hash_table<int,set<int>> mp;
void solve(){
  int t;
  cin>>r>>c>>n;
  for(int i = 0;i<n;i++){
	  int a,b;
	  cin>>a>>b;
	  mp[a-1].insert(b-1);
  }
  cin>>t;
  while(t--){
	  int a,b,aa,bb;
	  cin>>a>>b>>aa>>bb;
	  a--,b--,aa--,bb--;
	  //only do on bb and b
	  int last = b;
	  int swi = 1;
	  if(aa<a || bb<b){
		  cout<<"No"<<endl;
		  continue;
	  }
	  for(int i = a;i<aa;i++){
		 int place = largerThanX(mp[i],last-1);
		 if(place == -2){
			 cout<<"No"<<endl;
			 swi = 0;
			 break;
		 }else{
			 if(place <= bb){
				 last = place;
			 }else{
				 swi = 0;
				 cout<<"No"<<endl;
				 break;
			 }
		 }
	  }
	  if(swi == 1){
		  cout<<"Yes"<<endl;
	  }
	}
}	
 
 
 
int32_t main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);
  int q;
  q =1;
  while(q--){
    solve();
  }
  return 0;
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 860 KB 200 token(s): yes count is 21, no count is 179
2 Correct 3 ms 860 KB 200 token(s): yes count is 70, no count is 130
3 Correct 2 ms 860 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 78 ms 10216 KB 4000 token(s): yes count is 99, no count is 3901
2 Correct 79 ms 10112 KB 4000 token(s): yes count is 91, no count is 3909
3 Correct 215 ms 9808 KB 4000 token(s): yes count is 4000, no count is 0
4 Correct 155 ms 10116 KB 4000 token(s): yes count is 1991, no count is 2009

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 179 ms 10424 KB 200000 token(s): yes count is 110486, no count is 89514
2 Correct 187 ms 10832 KB 200000 token(s): yes count is 114664, no count is 85336
3 Correct 171 ms 10320 KB 200000 token(s): yes count is 86232, no count is 113768
4 Correct 166 ms 10828 KB 200000 token(s): yes count is 94603, no count is 105397
5 Correct 181 ms 11008 KB 200000 token(s): yes count is 94148, no count is 105852
6 Correct 186 ms 42264 KB 200000 token(s): yes count is 97163, no count is 102837

Subtask #4
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 716 KB 5000 token(s): yes count is 3238, no count is 1762
2 Correct 6 ms 860 KB 5000 token(s): yes count is 3837, no count is 1163
3 Correct 5 ms 2616 KB 5000 token(s): yes count is 4104, no count is 896
4 Correct 4 ms 860 KB 5000 token(s): yes count is 3934, no count is 1066
5 Correct 19 ms 1116 KB 5000 token(s): yes count is 3384, no count is 1616
6 Correct 4 ms 864 KB 5000 token(s): yes count is 3390, no count is 1610

Subtask #5
0 / 27.0

# Verdict Execution time Memory Grader output
1 Execution timed out 2096 ms 35604 KB Time limit exceeded
2 Halted 0 ms 0 KB -