oj.uz

Submission #542426

# Submission time Handle Problem Language Result Execution time Memory
542426 2022-03-26T17:08:55 Z two_sides Minerals (JOI19_minerals) C++17
90 / 100
 66 ms 4392 KB 
#include "minerals.h"
#include <bits/stdc++.h>


namespace {
    using namespace std;

    const int N = 43005;

    int cost[N], best[N], cur = 0;

    void Prepare() {
        cost[1] = 0; best[1] = 1;
        for (int i = 2; i < N; i++) {
            int j = best[i - 1];
            if (cost[i - j - 1] + cost[j + 1] +
            j + 1 < cost[i - j] + cost[j] + j) j++;
            cost[i] = cost[i - j] + cost[j] + j + i;
            best[i] = j;
        }
    }

    void Split(vector<int> x, vector<int> y, bool f) {
        if (x.size() == 1)
            return Answer(x[0], y[0]);
        int n = x.size(), len = best[n];
        vector<int> nx[2], ny[2];
        for (int i = 0; i < len; i++) {
            nx[f ^ 1].push_back(x[i]);
            cur = Query(x[i]);
        }
        for (int i = len; i < n; i++)
            nx[f].push_back(x[i]);
        for (int i = 0; i < n; i++) {
            if (nx[0].size() == ny[0].size()) {
                ny[1].push_back(y[i]); continue;
            }
            int nxt = Query(y[i]);
            if (cur != nxt)
                ny[1].push_back(y[i]);
            else ny[0].push_back(y[i]);
            cur = nxt;
        }
        Split(nx[0], ny[0], 0);
        Split(nx[1], ny[1], 1);
    }
}

void Solve(int n) {
    Prepare(); vector<int> x, y;
    for (int i = 1; i <= 2 * n; i++) {
        int nxt = Query(i);
        if (nxt != cur) x.push_back(i);
        else y.push_back(i);
        cur = nxt;
    }
    Split(x, y, 0);
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 720 KB Output is correct
2 Correct 2 ms 720 KB Output is correct
3 Correct 4 ms 976 KB Output is correct
4 Correct 9 ms 1360 KB Output is correct
5 Correct 15 ms 1872 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct
15 Correct 59 ms 4012 KB Output is correct
16 Correct 41 ms 4048 KB Output is correct
17 Correct 36 ms 4008 KB Output is correct
18 Correct 42 ms 3876 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct
15 Correct 59 ms 4012 KB Output is correct
16 Correct 41 ms 4048 KB Output is correct
17 Correct 36 ms 4008 KB Output is correct
18 Correct 42 ms 3876 KB Output is correct
19 Correct 44 ms 4040 KB Output is correct
20 Correct 66 ms 4056 KB Output is correct
21 Correct 45 ms 4172 KB Output is correct
22 Correct 46 ms 4040 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct
15 Correct 59 ms 4012 KB Output is correct
16 Correct 41 ms 4048 KB Output is correct
17 Correct 36 ms 4008 KB Output is correct
18 Correct 42 ms 3876 KB Output is correct
19 Correct 44 ms 4040 KB Output is correct
20 Correct 66 ms 4056 KB Output is correct
21 Correct 45 ms 4172 KB Output is correct
22 Correct 46 ms 4040 KB Output is correct
23 Correct 45 ms 4152 KB Output is correct
24 Correct 47 ms 4208 KB Output is correct
25 Correct 39 ms 4220 KB Output is correct
26 Correct 37 ms 4040 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct
15 Correct 59 ms 4012 KB Output is correct
16 Correct 41 ms 4048 KB Output is correct
17 Correct 36 ms 4008 KB Output is correct
18 Correct 42 ms 3876 KB Output is correct
19 Correct 44 ms 4040 KB Output is correct
20 Correct 66 ms 4056 KB Output is correct
21 Correct 45 ms 4172 KB Output is correct
22 Correct 46 ms 4040 KB Output is correct
23 Correct 45 ms 4152 KB Output is correct
24 Correct 47 ms 4208 KB Output is correct
25 Correct 39 ms 4220 KB Output is correct
26 Correct 37 ms 4040 KB Output is correct
27 Correct 44 ms 4232 KB Output is correct
28 Correct 44 ms 4384 KB Output is correct
29 Correct 39 ms 4276 KB Output is correct
30 Correct 50 ms 4132 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct
15 Correct 59 ms 4012 KB Output is correct
16 Correct 41 ms 4048 KB Output is correct
17 Correct 36 ms 4008 KB Output is correct
18 Correct 42 ms 3876 KB Output is correct
19 Correct 44 ms 4040 KB Output is correct
20 Correct 66 ms 4056 KB Output is correct
21 Correct 45 ms 4172 KB Output is correct
22 Correct 46 ms 4040 KB Output is correct
23 Correct 45 ms 4152 KB Output is correct
24 Correct 47 ms 4208 KB Output is correct
25 Correct 39 ms 4220 KB Output is correct
26 Correct 37 ms 4040 KB Output is correct
27 Correct 44 ms 4232 KB Output is correct
28 Correct 44 ms 4384 KB Output is correct
29 Correct 39 ms 4276 KB Output is correct
30 Correct 50 ms 4132 KB Output is correct
31 Correct 50 ms 4392 KB Output is correct
32 Correct 48 ms 4380 KB Output is correct
33 Correct 40 ms 4376 KB Output is correct
34 Correct 39 ms 4132 KB Output is correct

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 592 KB Output is correct
2 Correct 1 ms 592 KB Output is correct
3 Correct 1 ms 592 KB Output is correct
4 Correct 1 ms 592 KB Output is correct
5 Correct 2 ms 720 KB Output is correct
6 Correct 2 ms 720 KB Output is correct
7 Correct 4 ms 976 KB Output is correct
8 Correct 9 ms 1360 KB Output is correct
9 Correct 15 ms 1872 KB Output is correct
10 Correct 1 ms 720 KB Output is correct
11 Correct 12 ms 1536 KB Output is correct
12 Correct 17 ms 2000 KB Output is correct
13 Correct 14 ms 1948 KB Output is correct
14 Correct 15 ms 1872 KB Output is correct
15 Correct 59 ms 4012 KB Output is correct
16 Correct 41 ms 4048 KB Output is correct
17 Correct 36 ms 4008 KB Output is correct
18 Correct 42 ms 3876 KB Output is correct
19 Correct 44 ms 4040 KB Output is correct
20 Correct 66 ms 4056 KB Output is correct
21 Correct 45 ms 4172 KB Output is correct
22 Correct 46 ms 4040 KB Output is correct
23 Correct 45 ms 4152 KB Output is correct
24 Correct 47 ms 4208 KB Output is correct
25 Correct 39 ms 4220 KB Output is correct
26 Correct 37 ms 4040 KB Output is correct
27 Correct 44 ms 4232 KB Output is correct
28 Correct 44 ms 4384 KB Output is correct
29 Correct 39 ms 4276 KB Output is correct
30 Correct 50 ms 4132 KB Output is correct
31 Correct 50 ms 4392 KB Output is correct
32 Correct 48 ms 4380 KB Output is correct
33 Correct 40 ms 4376 KB Output is correct
34 Correct 39 ms 4132 KB Output is correct
35 Incorrect 61 ms 4320 KB Wrong Answer [2]
36 Halted 0 ms 0 KB -