oj.uz

Submission #250204

# Submission time Handle Problem Language Result Execution time Memory
250204 2020-07-17T07:22:44 Z dwsc Minerals (JOI19_minerals) C++14
100 / 100
 105 ms 4372 KB 
#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;
int n;
int in[100010];
void solve(vector<int> v1,vector<int> v2,bool in1){
    random_shuffle(v1.begin(),v1.end());
    random_shuffle(v2.begin(),v2.end());
    if (v1.size() == 1){
        Answer(v1[0],v2[0]);
        return;
    }
    int stop = max((int)(v1.size()*0.382),1);
    vector<int> v1a,v1b,v2a,v2b;
    int num;
    for (int i = 0; i < v1.size(); i++){
        if (i < stop){
            num = Query(v1[i]);
            //if (in[v1[i]]) cout << "Added" << " " << v1[i] << "\n";
            //else cout << "Removed" << " " << v1[i] << "\n";
            v1a.push_back(v1[i]);
        }
        else{
            v1b.push_back(v1[i]);
        }
    }
    for (int i = 0; i < v2.size(); i++){
        if (v2a.size() == stop){
            v2b.push_back(v2[i]);
            continue;
        }
        if (v2b.size() == v2.size()-stop){
            v2a.push_back(v2[i]);
            continue;
        }
        int temp = Query(v2[i]);
        if (in1 && in[v2[i]]){
            if (temp < num) v2a.push_back(v2[i]);
            else v2b.push_back(v2[i]);
        }
        else if (in1 && !in[v2[i]]){
            if (temp > num) v2a.push_back(v2[i]);
            else v2b.push_back(v2[i]);
        }
        else if (!in1 && in[v2[i]]){
            if (temp == num) v2a.push_back(v2[i]);
            else v2b.push_back(v2[i]);
        }
        else{
            if (temp == num) v2a.push_back(v2[i]);
            else v2b.push_back(v2[i]);
        }
        in[v2[i]] = 1-in[v2[i]];
        num = temp;
    }
    solve(v1a,v2a,!in1);
    solve(v1b,v2b,in1);
}
void Solve(int N) {
    srand(3082);
    n = N;
    vector<int> v1,v2;
    int num = 0;
    for (int i = 1; i <= 2*N; i++){
        if (v1.size() == N){
            v2.push_back(i);
            continue;
        }
        int temp = Query(i);
        in[i] = 1;
        if (temp > num){
            num++;
            v1.push_back(i);
        }
        else{
            v2.push_back(i);
        }
    }
    solve(v1,v2,1);
}

Compilation message

minerals.cpp: In function 'void solve(std::vector<int>, std::vector<int>, bool)':
minerals.cpp:16:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < v1.size(); i++){
                     ~~^~~~~~~~~~~
minerals.cpp:27:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < v2.size(); i++){
                     ~~^~~~~~~~~~~
minerals.cpp:28:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (v2a.size() == stop){
             ~~~~~~~~~~~^~~~~~~
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:65:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (v1.size() == N){
             ~~~~~~~~~~^~~~
minerals.cpp: In function 'void solve(std::vector<int>, std::vector<int>, bool)':
minerals.cpp:38:13: warning: 'num' may be used uninitialized in this function [-Wmaybe-uninitialized]
             if (temp < num) v2a.push_back(v2[i]);
             ^~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 4 ms 512 KB Output is correct
3 Correct 8 ms 640 KB Output is correct
4 Correct 16 ms 1024 KB Output is correct
5 Correct 32 ms 1680 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct
15 Correct 88 ms 3832 KB Output is correct
16 Correct 94 ms 3832 KB Output is correct
17 Correct 87 ms 3828 KB Output is correct
18 Correct 84 ms 3704 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct
15 Correct 88 ms 3832 KB Output is correct
16 Correct 94 ms 3832 KB Output is correct
17 Correct 87 ms 3828 KB Output is correct
18 Correct 84 ms 3704 KB Output is correct
19 Correct 93 ms 3896 KB Output is correct
20 Correct 92 ms 4032 KB Output is correct
21 Correct 87 ms 3900 KB Output is correct
22 Correct 89 ms 3776 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct
15 Correct 88 ms 3832 KB Output is correct
16 Correct 94 ms 3832 KB Output is correct
17 Correct 87 ms 3828 KB Output is correct
18 Correct 84 ms 3704 KB Output is correct
19 Correct 93 ms 3896 KB Output is correct
20 Correct 92 ms 4032 KB Output is correct
21 Correct 87 ms 3900 KB Output is correct
22 Correct 89 ms 3776 KB Output is correct
23 Correct 94 ms 3972 KB Output is correct
24 Correct 97 ms 3968 KB Output is correct
25 Correct 93 ms 3968 KB Output is correct
26 Correct 92 ms 3844 KB Output is correct

Subtask #7
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct
15 Correct 88 ms 3832 KB Output is correct
16 Correct 94 ms 3832 KB Output is correct
17 Correct 87 ms 3828 KB Output is correct
18 Correct 84 ms 3704 KB Output is correct
19 Correct 93 ms 3896 KB Output is correct
20 Correct 92 ms 4032 KB Output is correct
21 Correct 87 ms 3900 KB Output is correct
22 Correct 89 ms 3776 KB Output is correct
23 Correct 94 ms 3972 KB Output is correct
24 Correct 97 ms 3968 KB Output is correct
25 Correct 93 ms 3968 KB Output is correct
26 Correct 92 ms 3844 KB Output is correct
27 Correct 93 ms 4136 KB Output is correct
28 Correct 99 ms 4136 KB Output is correct
29 Correct 95 ms 4136 KB Output is correct
30 Correct 94 ms 4004 KB Output is correct

Subtask #8
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct
15 Correct 88 ms 3832 KB Output is correct
16 Correct 94 ms 3832 KB Output is correct
17 Correct 87 ms 3828 KB Output is correct
18 Correct 84 ms 3704 KB Output is correct
19 Correct 93 ms 3896 KB Output is correct
20 Correct 92 ms 4032 KB Output is correct
21 Correct 87 ms 3900 KB Output is correct
22 Correct 89 ms 3776 KB Output is correct
23 Correct 94 ms 3972 KB Output is correct
24 Correct 97 ms 3968 KB Output is correct
25 Correct 93 ms 3968 KB Output is correct
26 Correct 92 ms 3844 KB Output is correct
27 Correct 93 ms 4136 KB Output is correct
28 Correct 99 ms 4136 KB Output is correct
29 Correct 95 ms 4136 KB Output is correct
30 Correct 94 ms 4004 KB Output is correct
31 Correct 100 ms 4372 KB Output is correct
32 Correct 97 ms 4188 KB Output is correct
33 Correct 94 ms 4196 KB Output is correct
34 Correct 96 ms 4092 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 384 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 0 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 4 ms 512 KB Output is correct
7 Correct 8 ms 640 KB Output is correct
8 Correct 16 ms 1024 KB Output is correct
9 Correct 32 ms 1680 KB Output is correct
10 Correct 2 ms 384 KB Output is correct
11 Correct 21 ms 1500 KB Output is correct
12 Correct 34 ms 1780 KB Output is correct
13 Correct 31 ms 1700 KB Output is correct
14 Correct 32 ms 1680 KB Output is correct
15 Correct 88 ms 3832 KB Output is correct
16 Correct 94 ms 3832 KB Output is correct
17 Correct 87 ms 3828 KB Output is correct
18 Correct 84 ms 3704 KB Output is correct
19 Correct 93 ms 3896 KB Output is correct
20 Correct 92 ms 4032 KB Output is correct
21 Correct 87 ms 3900 KB Output is correct
22 Correct 89 ms 3776 KB Output is correct
23 Correct 94 ms 3972 KB Output is correct
24 Correct 97 ms 3968 KB Output is correct
25 Correct 93 ms 3968 KB Output is correct
26 Correct 92 ms 3844 KB Output is correct
27 Correct 93 ms 4136 KB Output is correct
28 Correct 99 ms 4136 KB Output is correct
29 Correct 95 ms 4136 KB Output is correct
30 Correct 94 ms 4004 KB Output is correct
31 Correct 100 ms 4372 KB Output is correct
32 Correct 97 ms 4188 KB Output is correct
33 Correct 94 ms 4196 KB Output is correct
34 Correct 96 ms 4092 KB Output is correct
35 Correct 105 ms 4288 KB Output is correct
36 Correct 101 ms 4288 KB Output is correct
37 Correct 102 ms 4284 KB Output is correct
38 Correct 97 ms 4160 KB Output is correct