oj.uz

Submission #227255

# Submission time Handle Problem Language Result Execution time Memory
227255 2020-04-26T16:03:35 Z MKopchev Minerals (JOI19_minerals) C++14
80 / 100
 68 ms 3596 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)
{
    /*
    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};

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

        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]);

    solve(lhs_new[1],rhs_new[1],type_lhs[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);

    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)':
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 6 ms 384 KB Output is correct
2 Correct 7 ms 512 KB Output is correct
3 Correct 10 ms 616 KB Output is correct
4 Correct 17 ms 1024 KB Output is correct
5 Correct 25 ms 1432 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 KB Output is correct
15 Correct 64 ms 3416 KB Output is correct
16 Correct 61 ms 3420 KB Output is correct
17 Correct 53 ms 3380 KB Output is correct
18 Correct 54 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 KB Output is correct
15 Correct 64 ms 3416 KB Output is correct
16 Correct 61 ms 3420 KB Output is correct
17 Correct 53 ms 3380 KB Output is correct
18 Correct 54 ms 3224 KB Output is correct
19 Correct 63 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3348 KB Output is correct
22 Correct 55 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 KB Output is correct
15 Correct 64 ms 3416 KB Output is correct
16 Correct 61 ms 3420 KB Output is correct
17 Correct 53 ms 3380 KB Output is correct
18 Correct 54 ms 3224 KB Output is correct
19 Correct 63 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3348 KB Output is correct
22 Correct 55 ms 3320 KB Output is correct
23 Correct 67 ms 3596 KB Output is correct
24 Correct 67 ms 3540 KB Output is correct
25 Correct 64 ms 3456 KB Output is correct
26 Correct 57 ms 3296 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 KB Output is correct
15 Correct 64 ms 3416 KB Output is correct
16 Correct 61 ms 3420 KB Output is correct
17 Correct 53 ms 3380 KB Output is correct
18 Correct 54 ms 3224 KB Output is correct
19 Correct 63 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3348 KB Output is correct
22 Correct 55 ms 3320 KB Output is correct
23 Correct 67 ms 3596 KB Output is correct
24 Correct 67 ms 3540 KB Output is correct
25 Correct 64 ms 3456 KB Output is correct
26 Correct 57 ms 3296 KB Output is correct
27 Incorrect 68 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 KB Output is correct
15 Correct 64 ms 3416 KB Output is correct
16 Correct 61 ms 3420 KB Output is correct
17 Correct 53 ms 3380 KB Output is correct
18 Correct 54 ms 3224 KB Output is correct
19 Correct 63 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3348 KB Output is correct
22 Correct 55 ms 3320 KB Output is correct
23 Correct 67 ms 3596 KB Output is correct
24 Correct 67 ms 3540 KB Output is correct
25 Correct 64 ms 3456 KB Output is correct
26 Correct 57 ms 3296 KB Output is correct
27 Incorrect 68 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 6 ms 384 KB Output is correct
6 Correct 7 ms 512 KB Output is correct
7 Correct 10 ms 616 KB Output is correct
8 Correct 17 ms 1024 KB Output is correct
9 Correct 25 ms 1432 KB Output is correct
10 Correct 6 ms 512 KB Output is correct
11 Correct 19 ms 1280 KB Output is correct
12 Correct 25 ms 1536 KB Output is correct
13 Correct 31 ms 1536 KB Output is correct
14 Correct 31 ms 1536 KB Output is correct
15 Correct 64 ms 3416 KB Output is correct
16 Correct 61 ms 3420 KB Output is correct
17 Correct 53 ms 3380 KB Output is correct
18 Correct 54 ms 3224 KB Output is correct
19 Correct 63 ms 3504 KB Output is correct
20 Correct 64 ms 3504 KB Output is correct
21 Correct 55 ms 3348 KB Output is correct
22 Correct 55 ms 3320 KB Output is correct
23 Correct 67 ms 3596 KB Output is correct
24 Correct 67 ms 3540 KB Output is correct
25 Correct 64 ms 3456 KB Output is correct
26 Correct 57 ms 3296 KB Output is correct
27 Incorrect 68 ms 3584 KB Wrong Answer [2]
28 Halted 0 ms 0 KB -