oj.uz

Submission #520761

# Submission time Handle Problem Language Result Execution time Memory
520761 2022-01-31T02:04:14 Z QuantumK9 Trampoline (info1cup20_trampoline) C++17
73 / 100
 2000 ms 10088 KB 
#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define mp make_pair
#define mt make_tuple 
 
using namespace std;
 
void solve(){
    
    ll r,c,n;
    cin >> r >> c >> n;
    
    map< ll, vector<ll> > down;

    //vector<ll> emptyhehe;
  
    while(n--){
        ll x,y; cin >> x >> y;
        if( down.find(x) == down.end() ){ down[x] = {}; }
        down[x].pb(y);
    }

    for( pair<ll,vector<ll> > keyvalue : down ){
        ll i = keyvalue.first;
        sort( down[i].begin(), down[i].end() );
    }
    
    ll t;
    cin >> t;
 
    while(t--){
        ll x1,y1,x2,y2; cin >> x1 >> y1 >> x2 >> y2; 

        if( x1 > x2 || y1 > y2 ){ cout << "No" << endl; continue; }

        bool yes = true;
        for( int i = x1; i < x2; i++ ){

            if( down.find(i) == down.end() ){ yes = false; break; }

            auto it = lower_bound( down[i].begin(), down[i].end(), y1 );

            if( it == down[i].end() ){ yes = false; break; }
            y1 = *it;
            if( y1 > y2 ){ yes = false; break; }
        }

        cout << ( yes ? "Yes" : "No") << endl;
    }
 
    return;
 
}
 
int main(){
 
    //freopen( "input.txt", "r", stdin );
 
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
 
    int t = 1; //cin>>t;
    while(t--){ solve(); }
 
    return 0;
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 460 KB 200 token(s): yes count is 21, no count is 179
2 Correct 3 ms 460 KB 200 token(s): yes count is 70, no count is 130
3 Correct 3 ms 332 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 92 ms 3364 KB 4000 token(s): yes count is 99, no count is 3901
2 Correct 94 ms 3332 KB 4000 token(s): yes count is 91, no count is 3909
3 Correct 265 ms 2756 KB 4000 token(s): yes count is 4000, no count is 0
4 Correct 359 ms 3316 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 383 ms 3668 KB 200000 token(s): yes count is 110486, no count is 89514
2 Correct 391 ms 3416 KB 200000 token(s): yes count is 114664, no count is 85336
3 Correct 388 ms 3208 KB 200000 token(s): yes count is 86232, no count is 113768
4 Correct 412 ms 3780 KB 200000 token(s): yes count is 94603, no count is 105397
5 Correct 427 ms 3648 KB 200000 token(s): yes count is 94148, no count is 105852
6 Correct 572 ms 9668 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 11 ms 332 KB 5000 token(s): yes count is 3238, no count is 1762
2 Correct 16 ms 708 KB 5000 token(s): yes count is 3837, no count is 1163
3 Correct 13 ms 1156 KB 5000 token(s): yes count is 4104, no count is 896
4 Correct 10 ms 680 KB 5000 token(s): yes count is 3934, no count is 1066
5 Correct 374 ms 768 KB 5000 token(s): yes count is 3384, no count is 1616
6 Correct 10 ms 716 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 2098 ms 10088 KB Time limit exceeded
2 Halted 0 ms 0 KB -