oj.uz

Submission #227252

# Submission time Handle Problem Language Result Execution time Memory
227252 2020-04-26T15:49:51 Z MKopchev Minerals (JOI19_minerals) C++14
80 / 100
 77 ms 3612 KB 
#include "minerals.h"
#include<bits/stdc++.h>
using namespace std;

const int nmax=1e5+42;

int used=0;

int colour[nmax]={0,1,2,3,3,1,2,4,4};
int cnt[nmax];
bool in[nmax];

int CURRENT;
/*
int Query(int pos)
{
    used++;

    CURRENT=CURRENT-(cnt[colour[pos]]>0);

    if(in[pos])
    {
        in[pos]=0;
        cnt[colour[pos]]--;
    }
    else
    {
        in[pos]=1;
        cnt[colour[pos]]++;
    }

    CURRENT=CURRENT+(cnt[colour[pos]]>0);

    return CURRENT;
}
void Answer(int a,int b)
{
    return;
    cout<<a<<" "<<b<<endl;
}
*/
vector< pair<int,int> > outp;

int current=0;

int which_is_active(int le,int ri)
{
    if(le)return 0;
    return 1;
}
void solve(vector<int> lhs,vector<int> rhs,bool active_lhs,bool active_rhs)
{
    /*
    cout<<active_lhs<<" LHS: ";for(auto k:lhs)cout<<k<<" ";cout<<endl;
    cout<<active_rhs<<" RHS: ";for(auto k:rhs)cout<<k<<" ";cout<<endl;
    cout<<"---"<<endl;
    */

    if(lhs.size()==1)
    {
        outp.push_back({lhs[0],rhs[0]});
        return;
    }

    int mid=lhs.size()/2;

    vector<int> lhs_new[2],rhs_new[2];

    lhs_new[0]={};lhs_new[1]={};

    rhs_new[0]={};rhs_new[1]={};

    for(int i=0;i<mid;i++)
    {
        int mem=Query(lhs[i]);

        current=mem;

        lhs_new[0].push_back(lhs[i]);
    }

    for(int i=mid;i<lhs.size();i++)
        lhs_new[1].push_back(lhs[i]);

    bool type_lhs[2]={!active_lhs,active_lhs};

    bool type_rhs[2]={!active_rhs,!active_rhs};

    for(auto k:rhs)
    {
        int mem=Query(k);

        if(active_rhs==0)
        {
            if(current==mem)rhs_new[which_is_active(type_lhs[0],type_lhs[1])].push_back(k);
            else rhs_new[!which_is_active(type_lhs[0],type_lhs[1])].push_back(k);
        }
        else//active_rhs=1
        {
            if(current==mem)rhs_new[which_is_active(type_lhs[0],type_lhs[1])].push_back(k);
            else rhs_new[!which_is_active(type_lhs[0],type_lhs[1])].push_back(k);
        }

        current=mem;
    }

    solve(lhs_new[0],rhs_new[0],type_lhs[0],type_rhs[0]);

    solve(lhs_new[1],rhs_new[1],type_lhs[1],type_rhs[1]);
}
void Solve(int n)
{
    vector<int> lhs={},rhs={};

    for(int i=1;i<=2*n;i++)
    {
        int mem=Query(i);
        if(current<mem)lhs.push_back(i);
        else rhs.push_back(i);

        current=mem;
    }

    solve(lhs,rhs,1,1);

    for(int i=0;i<n;i++)
        Answer(outp[i].first,outp[i].second);
}
/*
int n;
void create()
{

    for(int i=1;i<=n;i++)
        colour[i]=i;
    for(int i=n+1;i<=2*n;i++)
        colour[i]=i-n;

}

int main()
{
    n=4.3e4;

    create();

    Solve(n);

    cout<<"used= "<<used<<endl;

    return 0;
}
*/

Compilation message

minerals.cpp: In function 'void solve(std::vector<int>, std::vector<int>, bool, bool)':
minerals.cpp:82:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i=mid;i<lhs.size();i++)
                   ~^~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct

Subtask #2
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 7 ms 512 KB Output is correct
3 Correct 9 ms 640 KB Output is correct
4 Correct 15 ms 1024 KB Output is correct
5 Correct 24 ms 1440 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct

Subtask #4
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct
15 Correct 64 ms 3524 KB Output is correct
16 Correct 62 ms 3420 KB Output is correct
17 Correct 56 ms 3380 KB Output is correct
18 Correct 56 ms 3224 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct
15 Correct 64 ms 3524 KB Output is correct
16 Correct 62 ms 3420 KB Output is correct
17 Correct 56 ms 3380 KB Output is correct
18 Correct 56 ms 3224 KB Output is correct
19 Correct 64 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3476 KB Output is correct
22 Correct 58 ms 3320 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct
15 Correct 64 ms 3524 KB Output is correct
16 Correct 62 ms 3420 KB Output is correct
17 Correct 56 ms 3380 KB Output is correct
18 Correct 56 ms 3224 KB Output is correct
19 Correct 64 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3476 KB Output is correct
22 Correct 58 ms 3320 KB Output is correct
23 Correct 64 ms 3612 KB Output is correct
24 Correct 77 ms 3584 KB Output is correct
25 Correct 55 ms 3456 KB Output is correct
26 Correct 62 ms 3356 KB Output is correct

Subtask #7
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct
15 Correct 64 ms 3524 KB Output is correct
16 Correct 62 ms 3420 KB Output is correct
17 Correct 56 ms 3380 KB Output is correct
18 Correct 56 ms 3224 KB Output is correct
19 Correct 64 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3476 KB Output is correct
22 Correct 58 ms 3320 KB Output is correct
23 Correct 64 ms 3612 KB Output is correct
24 Correct 77 ms 3584 KB Output is correct
25 Correct 55 ms 3456 KB Output is correct
26 Correct 62 ms 3356 KB Output is correct
27 Incorrect 64 ms 3584 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #8
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct
15 Correct 64 ms 3524 KB Output is correct
16 Correct 62 ms 3420 KB Output is correct
17 Correct 56 ms 3380 KB Output is correct
18 Correct 56 ms 3224 KB Output is correct
19 Correct 64 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3476 KB Output is correct
22 Correct 58 ms 3320 KB Output is correct
23 Correct 64 ms 3612 KB Output is correct
24 Correct 77 ms 3584 KB Output is correct
25 Correct 55 ms 3456 KB Output is correct
26 Correct 62 ms 3356 KB Output is correct
27 Incorrect 64 ms 3584 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 5 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 9 ms 640 KB Output is correct
8 Correct 15 ms 1024 KB Output is correct
9 Correct 24 ms 1440 KB Output is correct
10 Correct 6 ms 384 KB Output is correct
11 Correct 25 ms 1312 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 24 ms 1536 KB Output is correct
14 Correct 23 ms 1524 KB Output is correct
15 Correct 64 ms 3524 KB Output is correct
16 Correct 62 ms 3420 KB Output is correct
17 Correct 56 ms 3380 KB Output is correct
18 Correct 56 ms 3224 KB Output is correct
19 Correct 64 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3476 KB Output is correct
22 Correct 58 ms 3320 KB Output is correct
23 Correct 64 ms 3612 KB Output is correct
24 Correct 77 ms 3584 KB Output is correct
25 Correct 55 ms 3456 KB Output is correct
26 Correct 62 ms 3356 KB Output is correct
27 Incorrect 64 ms 3584 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -