oj.uz

답안 #915470

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
915470 2024-01-24T02:53:40 Z guagua0407 Minerals (JOI19_minerals) C++17
80 / 100
 35 ms 3732 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;
    if(id==0){
        for(int i=l;i<=mid;i++){
            cur=Query(a[i]);
        }
    }
    else{
        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(x==cur){
            ls.push_back(v);
        }
        else{
            rs.push_back(v);
        }
        cur=x;
    }
    vector<int>().swap(b);
    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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# 결과 실행 시간 메모리 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 6 ms 856 KB Output is correct
5 Correct 10 ms 1320 KB Output is correct

Subtask #3
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct
15 Correct 35 ms 3132 KB Output is correct
16 Correct 31 ms 3020 KB Output is correct
17 Correct 26 ms 3312 KB Output is correct
18 Correct 26 ms 3164 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct
15 Correct 35 ms 3132 KB Output is correct
16 Correct 31 ms 3020 KB Output is correct
17 Correct 26 ms 3312 KB Output is correct
18 Correct 26 ms 3164 KB Output is correct
19 Correct 26 ms 3140 KB Output is correct
20 Correct 29 ms 3152 KB Output is correct
21 Correct 25 ms 3080 KB Output is correct
22 Correct 25 ms 2976 KB Output is correct

Subtask #6
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct
15 Correct 35 ms 3132 KB Output is correct
16 Correct 31 ms 3020 KB Output is correct
17 Correct 26 ms 3312 KB Output is correct
18 Correct 26 ms 3164 KB Output is correct
19 Correct 26 ms 3140 KB Output is correct
20 Correct 29 ms 3152 KB Output is correct
21 Correct 25 ms 3080 KB Output is correct
22 Correct 25 ms 2976 KB Output is correct
23 Correct 27 ms 3104 KB Output is correct
24 Correct 29 ms 3144 KB Output is correct
25 Correct 26 ms 3732 KB Output is correct
26 Correct 25 ms 3244 KB Output is correct

Subtask #7
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct
15 Correct 35 ms 3132 KB Output is correct
16 Correct 31 ms 3020 KB Output is correct
17 Correct 26 ms 3312 KB Output is correct
18 Correct 26 ms 3164 KB Output is correct
19 Correct 26 ms 3140 KB Output is correct
20 Correct 29 ms 3152 KB Output is correct
21 Correct 25 ms 3080 KB Output is correct
22 Correct 25 ms 2976 KB Output is correct
23 Correct 27 ms 3104 KB Output is correct
24 Correct 29 ms 3144 KB Output is correct
25 Correct 26 ms 3732 KB Output is correct
26 Correct 25 ms 3244 KB Output is correct
27 Incorrect 28 ms 3144 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct
15 Correct 35 ms 3132 KB Output is correct
16 Correct 31 ms 3020 KB Output is correct
17 Correct 26 ms 3312 KB Output is correct
18 Correct 26 ms 3164 KB Output is correct
19 Correct 26 ms 3140 KB Output is correct
20 Correct 29 ms 3152 KB Output is correct
21 Correct 25 ms 3080 KB Output is correct
22 Correct 25 ms 2976 KB Output is correct
23 Correct 27 ms 3104 KB Output is correct
24 Correct 29 ms 3144 KB Output is correct
25 Correct 26 ms 3732 KB Output is correct
26 Correct 25 ms 3244 KB Output is correct
27 Incorrect 28 ms 3144 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 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 6 ms 856 KB Output is correct
9 Correct 10 ms 1320 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 9 ms 1420 KB Output is correct
13 Correct 9 ms 1800 KB Output is correct
14 Correct 9 ms 1304 KB Output is correct
15 Correct 35 ms 3132 KB Output is correct
16 Correct 31 ms 3020 KB Output is correct
17 Correct 26 ms 3312 KB Output is correct
18 Correct 26 ms 3164 KB Output is correct
19 Correct 26 ms 3140 KB Output is correct
20 Correct 29 ms 3152 KB Output is correct
21 Correct 25 ms 3080 KB Output is correct
22 Correct 25 ms 2976 KB Output is correct
23 Correct 27 ms 3104 KB Output is correct
24 Correct 29 ms 3144 KB Output is correct
25 Correct 26 ms 3732 KB Output is correct
26 Correct 25 ms 3244 KB Output is correct
27 Incorrect 28 ms 3144 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -