Submission #1105181

#	Time	Username	Problem	Language	Result	Execution time	Memory
1105181		onlk97	Minerals (JOI19_minerals)	C++14	70 / 100	16 ms	2128 KiB

minerals

#include "minerals.h"
#include <bits/stdc++.h>
using namespace std;

void Solve(int N){
    vector <int> x,y;
    int prv=0;
    for (int i=1; i<=2*N; i++){
        int tp=Query(i);
        if (tp==prv) y.push_back(i);
        else x.push_back(i);
        prv=tp;
    }
    int ans[N];
    for (int i=0; i<N; i++) ans[i]=0;
    for (int b=0; b<16; b++){
        for (int i=0; i<N; i++){
            int thsx=!!(i&(1<<b));
            int lstx=0;
            if (b) lstx=!!(i&(1<<(b-1)));
            if (thsx!=lstx){
                prv=Query(x[i]);
            }
        }
        for (int i=0; i<N; i++){
            int tp=Query(y[i]);
            if (tp!=prv) ans[i]+=(1<<b);
            prv=tp;
        }
    }
    for (int i=0; i<N; i++) Answer(x[ans[i]],y[i]);
}

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