Submission #250758

#	Time	Username	Problem	Language	Result	Execution time	Memory
250758		IsaacMoris	Minerals (JOI19_minerals)	C++14	6 / 100	16 ms	384 KiB

minerals

#include<iostream>
#include <bits/stdc++.h>
#include "minerals.h"
#define ll long long
#define ld long double
#define IO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
using namespace std;
void Solve(int N)
{
    vector<int> v;
    for (int i = 1; i <= 2 * N; ++i)
        v.push_back(i);
    for(int i=0; i<50; i++)
        random_shuffle(v.begin(),v.end());
    stack<int> st;
    int last=0;
    while(!v.empty())
    {
        int x= Query(v.back());
        if(x!=last)
        {
            st.push(v.back());
            v.pop_back();
            last=x;
            continue;
        }
        int a=v.back();
        v.pop_back();
        while(1)
        {
            x=Query(st.top());
            if(x!=last)
            {
                v.push_back(st.top());
                st.pop();
                last=x;
                continue;
            }
            Answer(st.top(), a);
            st.pop();
            last=Query(a);
            break;
        }
    }
}

• Subtask 1: 6 / 6
• Subtask 2: 0 / 25
• Subtask 3: 0 / 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