oj.uz

Submission #997397

# Submission time Handle Problem Language Result Execution time Memory
997397 2024-06-12T08:38:09 Z 12345678 Minerals (JOI19_minerals) C++17
85 / 100
 32 ms 2984 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));
    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 1 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 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 4 ms 764 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 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct
15 Correct 23 ms 2904 KB Output is correct
16 Correct 23 ms 2904 KB Output is correct
17 Correct 20 ms 2724 KB Output is correct
18 Correct 18 ms 2648 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct
15 Correct 23 ms 2904 KB Output is correct
16 Correct 23 ms 2904 KB Output is correct
17 Correct 20 ms 2724 KB Output is correct
18 Correct 18 ms 2648 KB Output is correct
19 Correct 23 ms 2904 KB Output is correct
20 Correct 32 ms 2896 KB Output is correct
21 Correct 18 ms 2720 KB Output is correct
22 Correct 19 ms 2648 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct
15 Correct 23 ms 2904 KB Output is correct
16 Correct 23 ms 2904 KB Output is correct
17 Correct 20 ms 2724 KB Output is correct
18 Correct 18 ms 2648 KB Output is correct
19 Correct 23 ms 2904 KB Output is correct
20 Correct 32 ms 2896 KB Output is correct
21 Correct 18 ms 2720 KB Output is correct
22 Correct 19 ms 2648 KB Output is correct
23 Correct 29 ms 2868 KB Output is correct
24 Correct 25 ms 2800 KB Output is correct
25 Correct 18 ms 2808 KB Output is correct
26 Correct 25 ms 2896 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct
15 Correct 23 ms 2904 KB Output is correct
16 Correct 23 ms 2904 KB Output is correct
17 Correct 20 ms 2724 KB Output is correct
18 Correct 18 ms 2648 KB Output is correct
19 Correct 23 ms 2904 KB Output is correct
20 Correct 32 ms 2896 KB Output is correct
21 Correct 18 ms 2720 KB Output is correct
22 Correct 19 ms 2648 KB Output is correct
23 Correct 29 ms 2868 KB Output is correct
24 Correct 25 ms 2800 KB Output is correct
25 Correct 18 ms 2808 KB Output is correct
26 Correct 25 ms 2896 KB Output is correct
27 Correct 25 ms 2880 KB Output is correct
28 Correct 29 ms 2984 KB Output is correct
29 Correct 19 ms 2984 KB Output is correct
30 Correct 20 ms 2648 KB Output is correct

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct
15 Correct 23 ms 2904 KB Output is correct
16 Correct 23 ms 2904 KB Output is correct
17 Correct 20 ms 2724 KB Output is correct
18 Correct 18 ms 2648 KB Output is correct
19 Correct 23 ms 2904 KB Output is correct
20 Correct 32 ms 2896 KB Output is correct
21 Correct 18 ms 2720 KB Output is correct
22 Correct 19 ms 2648 KB Output is correct
23 Correct 29 ms 2868 KB Output is correct
24 Correct 25 ms 2800 KB Output is correct
25 Correct 18 ms 2808 KB Output is correct
26 Correct 25 ms 2896 KB Output is correct
27 Correct 25 ms 2880 KB Output is correct
28 Correct 29 ms 2984 KB Output is correct
29 Correct 19 ms 2984 KB Output is correct
30 Correct 20 ms 2648 KB Output is correct
31 Incorrect 25 ms 2896 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 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 4 ms 764 KB Output is correct
9 Correct 9 ms 1368 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 6 ms 1112 KB Output is correct
12 Correct 8 ms 1384 KB Output is correct
13 Correct 7 ms 1320 KB Output is correct
14 Correct 7 ms 1296 KB Output is correct
15 Correct 23 ms 2904 KB Output is correct
16 Correct 23 ms 2904 KB Output is correct
17 Correct 20 ms 2724 KB Output is correct
18 Correct 18 ms 2648 KB Output is correct
19 Correct 23 ms 2904 KB Output is correct
20 Correct 32 ms 2896 KB Output is correct
21 Correct 18 ms 2720 KB Output is correct
22 Correct 19 ms 2648 KB Output is correct
23 Correct 29 ms 2868 KB Output is correct
24 Correct 25 ms 2800 KB Output is correct
25 Correct 18 ms 2808 KB Output is correct
26 Correct 25 ms 2896 KB Output is correct
27 Correct 25 ms 2880 KB Output is correct
28 Correct 29 ms 2984 KB Output is correct
29 Correct 19 ms 2984 KB Output is correct
30 Correct 20 ms 2648 KB Output is correct
31 Incorrect 25 ms 2896 KB Wrong Answer [2]
32 Halted 0 ms 0 KB -