This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
#include "popa.h"
using namespace std;
int st[1001],dr[1001];
int maxst[1001];
int solutioneaza(int sta,int dre)
{
if(sta==dre)
return sta;
for(int i=dre;i>=sta;i--)
if(maxst[i]<=sta)
{
if(i!=sta)
st[i]=solutioneaza(sta,i-1);
if(i!=dre)
dr[i]=solutioneaza(i+1,dre);
return i;
}
return -1;
}
int solve(int n,int *Left, int *Right)
{
for(int i=0;i<n;i++)
{
st[i]=dr[i]=-1;
maxst[i]=i-1;
}
for(int i=0;i<n;i++)
while(maxst[i]!=-1&&query(maxst[i],i,i,i))
maxst[i]=maxst[maxst[i]];
for(int i=0;i<n;i++)
maxst[i]++;
int x=solutioneaza(0,n-1);
for(int i=0;i<n;i++)
{
Left[i]=st[i];
Right[i]=dr[i];
}
return x;
}
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