oj.uz

Submission #997394

# Submission time Handle Problem Language Result Execution time Memory
997394 2024-06-12T08:37:45 Z 12345678 Minerals (JOI19_minerals) C++17
85 / 100
 39 ms 3020 KB 
#include "minerals.h"
#include <bits/stdc++.h>

using namespace std;

const int nx=5e4+5;

mt19937 rng(time(0));

int p, c;
vector<int> l, r;


int update(int x)
{
    p=Query(x);
    swap(c, p);
    return c!=p;
}

void solve(vector<int> &l, vector<int> &r, int t)
{
    int sz=l.size();
    if (sz==1) return Answer(l[0], r[0]), void();
    int md=max(1, (int)(0.4*(sz-1)));
    vector<int> l1, l2, r1, r2;
    for (int i=0; i<md; i++) l1.push_back(l[i]), update(l[i]);
    for (int i=md; i<sz; i++) r1.push_back(l[i]);
    for (int i=0; i<sz; i++)
    {
        if (l2.size()==sz) r2.push_back(r[i]);
        else if (r2.size()==sz) l2.push_back(r[i]);
        else if (update(r[i])==t) l2.push_back(r[i]);
        else r2.push_back(r[i]); 
    }
    solve(l1, l2, !t); solve(r1, r2, t);
}

void Solve(int N) {
    for (int i=1; i<=2*N; i++) 
    {
        if (update(i)) l.push_back(i);
        else r.push_back(i);
    }
    solve(l, r, 1);
}

/*
5
4 7
1 2
8 3
6 10
9 5
*/

Compilation message

minerals.cpp: In function 'void solve(std::vector<int>&, std::vector<int>&, int)':
minerals.cpp:31:22: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   31 |         if (l2.size()==sz) r2.push_back(r[i]);
      |             ~~~~~~~~~^~~~
minerals.cpp:32:27: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   32 |         else if (r2.size()==sz) l2.push_back(r[i]);
      |                  ~~~~~~~~~^~~~

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 0 ms 344 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 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 856 KB Output is correct
5 Correct 9 ms 1368 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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 27 ms 2672 KB Output is correct
17 Correct 21 ms 2772 KB Output is correct
18 Correct 26 ms 2564 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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 27 ms 2672 KB Output is correct
17 Correct 21 ms 2772 KB Output is correct
18 Correct 26 ms 2564 KB Output is correct
19 Correct 28 ms 2856 KB Output is correct
20 Correct 29 ms 2868 KB Output is correct
21 Correct 21 ms 2672 KB Output is correct
22 Correct 21 ms 2752 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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 27 ms 2672 KB Output is correct
17 Correct 21 ms 2772 KB Output is correct
18 Correct 26 ms 2564 KB Output is correct
19 Correct 28 ms 2856 KB Output is correct
20 Correct 29 ms 2868 KB Output is correct
21 Correct 21 ms 2672 KB Output is correct
22 Correct 21 ms 2752 KB Output is correct
23 Correct 39 ms 2884 KB Output is correct
24 Correct 29 ms 2932 KB Output is correct
25 Correct 20 ms 2772 KB Output is correct
26 Correct 24 ms 2648 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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 27 ms 2672 KB Output is correct
17 Correct 21 ms 2772 KB Output is correct
18 Correct 26 ms 2564 KB Output is correct
19 Correct 28 ms 2856 KB Output is correct
20 Correct 29 ms 2868 KB Output is correct
21 Correct 21 ms 2672 KB Output is correct
22 Correct 21 ms 2752 KB Output is correct
23 Correct 39 ms 2884 KB Output is correct
24 Correct 29 ms 2932 KB Output is correct
25 Correct 20 ms 2772 KB Output is correct
26 Correct 24 ms 2648 KB Output is correct
27 Correct 33 ms 2976 KB Output is correct
28 Correct 27 ms 3000 KB Output is correct
29 Correct 26 ms 3020 KB Output is correct
30 Correct 21 ms 2828 KB Output is correct

Subtask #8
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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 27 ms 2672 KB Output is correct
17 Correct 21 ms 2772 KB Output is correct
18 Correct 26 ms 2564 KB Output is correct
19 Correct 28 ms 2856 KB Output is correct
20 Correct 29 ms 2868 KB Output is correct
21 Correct 21 ms 2672 KB Output is correct
22 Correct 21 ms 2752 KB Output is correct
23 Correct 39 ms 2884 KB Output is correct
24 Correct 29 ms 2932 KB Output is correct
25 Correct 20 ms 2772 KB Output is correct
26 Correct 24 ms 2648 KB Output is correct
27 Correct 33 ms 2976 KB Output is correct
28 Correct 27 ms 3000 KB Output is correct
29 Correct 26 ms 3020 KB Output is correct
30 Correct 21 ms 2828 KB Output is correct
31 Incorrect 37 ms 2892 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

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 0 ms 344 KB Output is correct
5 Correct 2 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 856 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 7 ms 1112 KB Output is correct
12 Correct 11 ms 1396 KB Output is correct
13 Correct 8 ms 1212 KB Output is correct
14 Correct 8 ms 1352 KB Output is correct
15 Correct 28 ms 2876 KB Output is correct
16 Correct 27 ms 2672 KB Output is correct
17 Correct 21 ms 2772 KB Output is correct
18 Correct 26 ms 2564 KB Output is correct
19 Correct 28 ms 2856 KB Output is correct
20 Correct 29 ms 2868 KB Output is correct
21 Correct 21 ms 2672 KB Output is correct
22 Correct 21 ms 2752 KB Output is correct
23 Correct 39 ms 2884 KB Output is correct
24 Correct 29 ms 2932 KB Output is correct
25 Correct 20 ms 2772 KB Output is correct
26 Correct 24 ms 2648 KB Output is correct
27 Correct 33 ms 2976 KB Output is correct
28 Correct 27 ms 3000 KB Output is correct
29 Correct 26 ms 3020 KB Output is correct
30 Correct 21 ms 2828 KB Output is correct
31 Incorrect 37 ms 2892 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -