Submission #376772

#	Time	Username	Problem	Language	Result	Execution time	Memory
376772		daniel920712	Minerals (JOI19_minerals)	C++14	40 / 100	23 ms	1772 KiB

minerals

#include "minerals.h"
#include <vector>
#include <stdio.h>
//using namespace std;
int ans[86005]={0};
bool have[86005];
int cha[86005];
void Solve(int N)
{
    int x=0,y,i,j,now=1;
    for(i=1;i<=2*N;i++)
    {
        y=Query(i);
        if(y-x==0)
        {
            cha[now++]=i;
            have[i]=1;
        }
        x=y;
    }

    for(i=1;i<=2*N;i++)
    {
        Query(i);
        if(have[i]==0) cha[now++]=i;
    }

    for(i=0;i<16;i++)
    {
        for(j=1;j<=N;j++) if((j&(1<<i))&&(i==0||(j&(1<<(i-1)))==0)) x=Query(cha[j]);
        for(j=1;j<=N;j++)
        {
            y=Query(cha[j+N]);
            if(y-x==0) ans[j]+=(1<<i);
            x=y;
        }
        for(j=1;j<=N;j++) if((j&(1<<i))&&(j&(1<<(i+1)))==0&&i!=15) x=Query(cha[j]);
    }
    for(i=1;i<=N;i++)
    {
        Answer(cha[i+N],cha[ans[i]]);
    }
}

• 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