oj.uz

Submission #915471

# Submission time Handle Problem Language Result Execution time Memory
915471 2024-01-24T02:54:20 Z guagua0407 Minerals (JOI19_minerals) C++17
90 / 100
 29 ms 3716 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

# 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 1 ms 344 KB Output is correct
4 Correct 1 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 3 ms 600 KB Output is correct
4 Correct 4 ms 756 KB Output is correct
5 Correct 10 ms 1328 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 KB Output is correct
15 Correct 25 ms 3136 KB Output is correct
16 Correct 25 ms 3048 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 29 ms 3336 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 KB Output is correct
15 Correct 25 ms 3136 KB Output is correct
16 Correct 25 ms 3048 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 29 ms 3336 KB Output is correct
19 Correct 27 ms 3116 KB Output is correct
20 Correct 25 ms 3140 KB Output is correct
21 Correct 29 ms 3388 KB Output is correct
22 Correct 26 ms 2920 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 KB Output is correct
15 Correct 25 ms 3136 KB Output is correct
16 Correct 25 ms 3048 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 29 ms 3336 KB Output is correct
19 Correct 27 ms 3116 KB Output is correct
20 Correct 25 ms 3140 KB Output is correct
21 Correct 29 ms 3388 KB Output is correct
22 Correct 26 ms 2920 KB Output is correct
23 Correct 26 ms 3112 KB Output is correct
24 Correct 26 ms 3152 KB Output is correct
25 Correct 26 ms 3132 KB Output is correct
26 Correct 26 ms 3208 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 KB Output is correct
15 Correct 25 ms 3136 KB Output is correct
16 Correct 25 ms 3048 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 29 ms 3336 KB Output is correct
19 Correct 27 ms 3116 KB Output is correct
20 Correct 25 ms 3140 KB Output is correct
21 Correct 29 ms 3388 KB Output is correct
22 Correct 26 ms 2920 KB Output is correct
23 Correct 26 ms 3112 KB Output is correct
24 Correct 26 ms 3152 KB Output is correct
25 Correct 26 ms 3132 KB Output is correct
26 Correct 26 ms 3208 KB Output is correct
27 Correct 28 ms 3264 KB Output is correct
28 Correct 29 ms 3364 KB Output is correct
29 Correct 26 ms 3716 KB Output is correct
30 Correct 26 ms 3264 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 KB Output is correct
15 Correct 25 ms 3136 KB Output is correct
16 Correct 25 ms 3048 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 29 ms 3336 KB Output is correct
19 Correct 27 ms 3116 KB Output is correct
20 Correct 25 ms 3140 KB Output is correct
21 Correct 29 ms 3388 KB Output is correct
22 Correct 26 ms 2920 KB Output is correct
23 Correct 26 ms 3112 KB Output is correct
24 Correct 26 ms 3152 KB Output is correct
25 Correct 26 ms 3132 KB Output is correct
26 Correct 26 ms 3208 KB Output is correct
27 Correct 28 ms 3264 KB Output is correct
28 Correct 29 ms 3364 KB Output is correct
29 Correct 26 ms 3716 KB Output is correct
30 Correct 26 ms 3264 KB Output is correct
31 Correct 29 ms 3272 KB Output is correct
32 Correct 28 ms 3344 KB Output is correct
33 Correct 29 ms 3620 KB Output is correct
34 Correct 26 ms 3052 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 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 3 ms 600 KB Output is correct
8 Correct 4 ms 756 KB Output is correct
9 Correct 10 ms 1328 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1032 KB Output is correct
12 Correct 9 ms 1320 KB Output is correct
13 Correct 9 ms 1744 KB Output is correct
14 Correct 9 ms 1620 KB Output is correct
15 Correct 25 ms 3136 KB Output is correct
16 Correct 25 ms 3048 KB Output is correct
17 Correct 24 ms 3320 KB Output is correct
18 Correct 29 ms 3336 KB Output is correct
19 Correct 27 ms 3116 KB Output is correct
20 Correct 25 ms 3140 KB Output is correct
21 Correct 29 ms 3388 KB Output is correct
22 Correct 26 ms 2920 KB Output is correct
23 Correct 26 ms 3112 KB Output is correct
24 Correct 26 ms 3152 KB Output is correct
25 Correct 26 ms 3132 KB Output is correct
26 Correct 26 ms 3208 KB Output is correct
27 Correct 28 ms 3264 KB Output is correct
28 Correct 29 ms 3364 KB Output is correct
29 Correct 26 ms 3716 KB Output is correct
30 Correct 26 ms 3264 KB Output is correct
31 Correct 29 ms 3272 KB Output is correct
32 Correct 28 ms 3344 KB Output is correct
33 Correct 29 ms 3620 KB Output is correct
34 Correct 26 ms 3052 KB Output is correct
35 Incorrect 28 ms 3316 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -