oj.uz

Submission #915473

# Submission time Handle Problem Language Result Execution time Memory
915473 2024-01-24T02:58:03 Z guagua0407 Minerals (JOI19_minerals) C++17
90 / 100
 31 ms 3632 KB 
#include "minerals.h"
#include<bits/stdc++.h>
using namespace std;
#define f first
#define s second

vector<int> a;
vector<int> belong;
vector<pair<int,int>> vec;

void go(int l,int r,vector<int> &b,int id){
    if(l==r){
        //Query(a[l]);
        assert((int)b.size()==1);
        vec.push_back({a[l],b[0]});
        return;
    }
    int mid=(l+r)/2;
    int cur=0;
    for(int i=mid+1;i<=r;i++){
        cur=Query(a[i]);
    }
    vector<int> ls,rs;
    for(auto v:b){
        if(belong[v]<=mid){
            ls.push_back(v);
            continue;
        }
        if((int)ls.size()==mid-l+1){
            rs.push_back(v);
            continue;
        }
        if((int)rs.size()==r-mid){
            ls.push_back(v);
            continue;
        }
        int x=Query(v);
        if(id==0){
            if(x!=cur){
                ls.push_back(v);
            }
            else{
                rs.push_back(v);
            }
        }
        else{
            if(x==cur){
                ls.push_back(v);
            }
            else{
                rs.push_back(v);
            }
        }
        cur=x;
    }
    vector<int>().swap(b);
    if(id==0){
        go(l,mid,ls,0);
        go(mid+1,r,rs,1);
    }
    else{
        go(l,mid,ls,1);
        go(mid+1,r,rs,0);
    }
}

void Solve(int n){
    vector<bool> ok(2*n+1);
    int prv=0;
    vector<int> ord(2*n+1);
    for(int i=1;i<=2*n;i++){
        ord[i]=i;
    }
    mt19937 rng(time(NULL));
    //shuffle(ord.begin()+1,ord.end(),rng);
    for(int t=1;t<=2*n;t++){
        int i=ord[t];
        int x=Query(i);
        if(x==prv+1){
            ok[i]=true;
        }
        prv=x;
    }
    vector<int> b;
    int cnt=-1;
    belong.resize(2*n+1);
    for(int t=1;t<=2*n;t++){
        int i=ord[t];
        if(ok[i]){
            a.push_back(i);
            cnt++;
        }
        else{
            b.push_back(i);
            belong[i]=cnt;
        }
    }
    go(0,n-1,b,1);
    for(auto v:vec){
        Answer(v.f,v.s);
    }
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 2 ms 600 KB Output is correct
4 Correct 5 ms 852 KB Output is correct
5 Correct 9 ms 1324 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct
15 Correct 26 ms 3228 KB Output is correct
16 Correct 24 ms 2912 KB Output is correct
17 Correct 14 ms 3204 KB Output is correct
18 Correct 15 ms 3324 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct
15 Correct 26 ms 3228 KB Output is correct
16 Correct 24 ms 2912 KB Output is correct
17 Correct 14 ms 3204 KB Output is correct
18 Correct 15 ms 3324 KB Output is correct
19 Correct 25 ms 3136 KB Output is correct
20 Correct 23 ms 3148 KB Output is correct
21 Correct 14 ms 2892 KB Output is correct
22 Correct 14 ms 2872 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct
15 Correct 26 ms 3228 KB Output is correct
16 Correct 24 ms 2912 KB Output is correct
17 Correct 14 ms 3204 KB Output is correct
18 Correct 15 ms 3324 KB Output is correct
19 Correct 25 ms 3136 KB Output is correct
20 Correct 23 ms 3148 KB Output is correct
21 Correct 14 ms 2892 KB Output is correct
22 Correct 14 ms 2872 KB Output is correct
23 Correct 27 ms 3632 KB Output is correct
24 Correct 26 ms 3196 KB Output is correct
25 Correct 14 ms 3128 KB Output is correct
26 Correct 15 ms 2888 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct
15 Correct 26 ms 3228 KB Output is correct
16 Correct 24 ms 2912 KB Output is correct
17 Correct 14 ms 3204 KB Output is correct
18 Correct 15 ms 3324 KB Output is correct
19 Correct 25 ms 3136 KB Output is correct
20 Correct 23 ms 3148 KB Output is correct
21 Correct 14 ms 2892 KB Output is correct
22 Correct 14 ms 2872 KB Output is correct
23 Correct 27 ms 3632 KB Output is correct
24 Correct 26 ms 3196 KB Output is correct
25 Correct 14 ms 3128 KB Output is correct
26 Correct 15 ms 2888 KB Output is correct
27 Correct 23 ms 3148 KB Output is correct
28 Correct 23 ms 3256 KB Output is correct
29 Correct 15 ms 3516 KB Output is correct
30 Correct 15 ms 2952 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct
15 Correct 26 ms 3228 KB Output is correct
16 Correct 24 ms 2912 KB Output is correct
17 Correct 14 ms 3204 KB Output is correct
18 Correct 15 ms 3324 KB Output is correct
19 Correct 25 ms 3136 KB Output is correct
20 Correct 23 ms 3148 KB Output is correct
21 Correct 14 ms 2892 KB Output is correct
22 Correct 14 ms 2872 KB Output is correct
23 Correct 27 ms 3632 KB Output is correct
24 Correct 26 ms 3196 KB Output is correct
25 Correct 14 ms 3128 KB Output is correct
26 Correct 15 ms 2888 KB Output is correct
27 Correct 23 ms 3148 KB Output is correct
28 Correct 23 ms 3256 KB Output is correct
29 Correct 15 ms 3516 KB Output is correct
30 Correct 15 ms 2952 KB Output is correct
31 Correct 31 ms 3272 KB Output is correct
32 Correct 28 ms 3260 KB Output is correct
33 Correct 15 ms 3560 KB Output is correct
34 Correct 16 ms 3468 KB Output is correct

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 2 ms 600 KB Output is correct
8 Correct 5 ms 852 KB Output is correct
9 Correct 9 ms 1324 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1024 KB Output is correct
12 Correct 9 ms 1328 KB Output is correct
13 Correct 5 ms 1368 KB Output is correct
14 Correct 6 ms 1624 KB Output is correct
15 Correct 26 ms 3228 KB Output is correct
16 Correct 24 ms 2912 KB Output is correct
17 Correct 14 ms 3204 KB Output is correct
18 Correct 15 ms 3324 KB Output is correct
19 Correct 25 ms 3136 KB Output is correct
20 Correct 23 ms 3148 KB Output is correct
21 Correct 14 ms 2892 KB Output is correct
22 Correct 14 ms 2872 KB Output is correct
23 Correct 27 ms 3632 KB Output is correct
24 Correct 26 ms 3196 KB Output is correct
25 Correct 14 ms 3128 KB Output is correct
26 Correct 15 ms 2888 KB Output is correct
27 Correct 23 ms 3148 KB Output is correct
28 Correct 23 ms 3256 KB Output is correct
29 Correct 15 ms 3516 KB Output is correct
30 Correct 15 ms 2952 KB Output is correct
31 Correct 31 ms 3272 KB Output is correct
32 Correct 28 ms 3260 KB Output is correct
33 Correct 15 ms 3560 KB Output is correct
34 Correct 16 ms 3468 KB Output is correct
35 Incorrect 24 ms 3236 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -