Submission #556015

#	Time	Username	Problem	Language	Result	Execution time	Memory
556015		stefantaga	Editor (BOI15_edi)	C++14	100 / 100	174 ms	30156 KiB

edi

#include <bits/stdc++.h>

using namespace std;
int rmq[300005][20],n,i,v[300005],lev[300005],sal,j;
int parinte(int x,int nivel)
{
    if (lev[x]<=nivel)
    {
        return x;
    }
    for (int i=19;i>=0;i--)
    {
        if (lev[rmq[x][i]]>nivel)
        {
            x=rmq[x][i];
        }
    }
    return rmq[x][0];
}
int main()
{
    ios_base :: sync_with_stdio(false);
    cin.tie(0);
    #ifdef HOME
    ifstream cin("date.in");
    ofstream cout("date.out");
    #endif // HOME
    cin>>n;
    for (i=1;i<=n;i++)
    {
        cin>>v[i];
        lev[i]=max(0,-v[i]);
        if (v[i]<0)
        {
            sal = parinte(i-1,lev[i]-1);
            assert(sal);
            rmq[i][0]=parinte(sal-1,lev[i]-1);
            assert(lev[i]>lev[rmq[i][0]]);
            for (j=1;j<=19;j++)
            {
                rmq[i][j]=rmq[rmq[i][j-1]][j-1];
            }
        }
        cout<<v[parinte(i,0)]<<'\n';
    }
    return 0;
}

• Subtask 1: 20 / 20
• Subtask 2: 15 / 15
• Subtask 3: 28 / 28
• Subtask 4: 37 / 37