oj.uz

Submission #260483

# Submission time Handle Problem Language Result Execution time Memory
260483 2020-08-10T11:12:26 Z fadi57 Long Mansion (JOI17_long_mansion) C++14
10 / 100
 1898 ms 7420 KB 
#include <bits/stdc++.h>
 
using namespace std;
 
#define ll long long

const int mx=500000;
ll c[mx];
ll b[mx];

vector<ll>keys[10000];
ll mxright[mx];
ll mxleft[mx];
int main()
{
  
  ll n,m;cin>>n;
  for(ll i=1;i<n;i++){
      cin>>c[i];
  }
  for(ll i=1;i<=n;i++){
      cin>>b[i];
      for(int j=0;j<b[i];j++){
          int x;
          cin>>x;
          keys[i].push_back(x);
      }
  }//cout<<keys[4][0]<<endl;
  
    for(int i=n;i>=1;i--){
        map<ll,ll>ok;
        for(int j=0;j<b[i];j++){
            ok[keys[i][j]]=1;//cout<<keys[i][j]<<"ji"<<endl;
        }ll myr=i;
        ll myl=i;
        while(1){
          ll xx=0;ll xo=0;
          if(myr<n&&ok[c[myr]]){
              xx=1;
              myr++;
              //here we add the new keys
              for(int j=0;j<b[myr];j++){
            ok[keys[myr][j]]=1;
        }
          }
          if(myl>1&&ok[c[myl-1]]){
              xo=1;
              myl--; 
              for(int j=0;j<b[myl];j++){
            ok[keys[myl][j]]=1;
        }
          }
            if(xo||xx){
                
            }else{
                break;
               
            }
        } mxleft[i]=myl;mxright[i]=myr;
       // cout<<myl<<" "<<myr<<endl;
        //return 0;
     
  }//cout<<mxright[1];
  ll q;cin>>q;
  for(int i=0;i<q;i++){
      ll x,y;cin>>x>>y;
     //cout<<mxleft[x]<<" "<<mxright[x];
      if(mxleft[x]<=y&&y<=mxright[x]){
         cout<<"YES";
      }else{cout<<"NO";}
      cout<<endl;
  }

}

Compilation message

long_mansion.cpp: In function 'int main()':
long_mansion.cpp:17:8: warning: unused variable 'm' [-Wunused-variable]
   ll n,m;cin>>n;
        ^

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 768 KB Output is correct
2 Correct 138 ms 760 KB Output is correct
3 Correct 307 ms 1016 KB Output is correct
4 Correct 42 ms 768 KB Output is correct
5 Correct 454 ms 768 KB Output is correct
6 Correct 200 ms 1028 KB Output is correct
7 Correct 140 ms 912 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 768 KB Output is correct
2 Correct 138 ms 760 KB Output is correct
3 Correct 307 ms 1016 KB Output is correct
4 Correct 42 ms 768 KB Output is correct
5 Correct 454 ms 768 KB Output is correct
6 Correct 200 ms 1028 KB Output is correct
7 Correct 140 ms 912 KB Output is correct
8 Correct 1486 ms 6648 KB Output is correct
9 Correct 1483 ms 6728 KB Output is correct
10 Correct 1591 ms 7036 KB Output is correct
11 Correct 1755 ms 7420 KB Output is correct
12 Correct 1474 ms 6396 KB Output is correct
13 Correct 1455 ms 6912 KB Output is correct
14 Correct 1477 ms 6904 KB Output is correct
15 Correct 1704 ms 6944 KB Output is correct
16 Correct 1857 ms 6652 KB Output is correct
17 Correct 1456 ms 7008 KB Output is correct
18 Correct 1501 ms 7032 KB Output is correct
19 Correct 1602 ms 6908 KB Output is correct
20 Correct 1893 ms 6776 KB Output is correct
21 Correct 1898 ms 6756 KB Output is correct
22 Correct 1859 ms 6776 KB Output is correct
23 Correct 1632 ms 6648 KB Output is correct
24 Correct 1593 ms 6748 KB Output is correct
25 Correct 1574 ms 6756 KB Output is correct
26 Correct 1521 ms 6724 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Runtime error 46 ms 4516 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 29 ms 768 KB Output is correct
2 Correct 138 ms 760 KB Output is correct
3 Correct 307 ms 1016 KB Output is correct
4 Correct 42 ms 768 KB Output is correct
5 Correct 454 ms 768 KB Output is correct
6 Correct 200 ms 1028 KB Output is correct
7 Correct 140 ms 912 KB Output is correct
8 Correct 1486 ms 6648 KB Output is correct
9 Correct 1483 ms 6728 KB Output is correct
10 Correct 1591 ms 7036 KB Output is correct
11 Correct 1755 ms 7420 KB Output is correct
12 Correct 1474 ms 6396 KB Output is correct
13 Correct 1455 ms 6912 KB Output is correct
14 Correct 1477 ms 6904 KB Output is correct
15 Correct 1704 ms 6944 KB Output is correct
16 Correct 1857 ms 6652 KB Output is correct
17 Correct 1456 ms 7008 KB Output is correct
18 Correct 1501 ms 7032 KB Output is correct
19 Correct 1602 ms 6908 KB Output is correct
20 Correct 1893 ms 6776 KB Output is correct
21 Correct 1898 ms 6756 KB Output is correct
22 Correct 1859 ms 6776 KB Output is correct
23 Correct 1632 ms 6648 KB Output is correct
24 Correct 1593 ms 6748 KB Output is correct
25 Correct 1574 ms 6756 KB Output is correct
26 Correct 1521 ms 6724 KB Output is correct
27 Runtime error 46 ms 4516 KB Execution killed with signal 11 (could be triggered by violating memory limits)
28 Halted 0 ms 0 KB -