Submission #815746

#	Time	Username	Problem	Language	Result	Execution time	Memory
815746		JakobZorz	Minerals (JOI19_minerals)	C++14	40 / 100	124 ms	262144 KiB

minerals

#include"minerals.h"
#include<iostream>
#include<vector>
using namespace std;

int flag[50000];
int query(int a){
    flag[a]++;
    flag[a]%=2;
    return Query(a);
}

void solve(vector<int>m){
    //cout<<m.size()<<"\n";
    if(m.size()==2){
        Answer(m[0],m[1]);
        return;
    }
    
    int n=(int)m.size()/2;
    for(int i:m)
        if(query(i)>n/2)
            query(i);
    
    vector<int>m1,m2;
    
    for(int i:m){
        if(flag[i]){
            query(i);
            m1.push_back(i);
        }else
            m2.push_back(i);
    }
    
    solve(m1);
    solve(m2);
}

void Solve(int N){
    vector<int>m;
    for(int i=1;i<=2*N;i++)
        m.push_back(i);
    solve(m);
}

• Subtask 1: 6 / 6
• Subtask 2: 25 / 25
• Subtask 3: 9 / 9
• Subtask 4: 0 / 30
• Subtask 5: 0 / 5
• Subtask 6: 0 / 5
• Subtask 7: 0 / 5
• Subtask 8: 0 / 5
• Subtask 9: 0 / 10