Submission #1040301

#	Time	Username	Problem	Language	Result	Execution time	Memory
1040301		vjudge1	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	0 / 100	158 ms	262144 KiB

sortbooks

#include<bits/stdc++.h>
using namespace std;
long long n,m,a[1000006],rmn[30][1000006],rmx[30][1000006];
void buildd()
{
	for(int i=1;i<=n;i++)
	{
		rmn[0][i]=a[i];
		rmx[0][i]=a[i];
	}
	for(int i=1;i<=21;i++)
	{
		for(int j=1;j<=n;j++)
		{
			rmn[i][j]=min(rmn[i-1][j],rmn[i-1][j+(1<<(i-1))]);
			rmx[i][j]=max(rmx[i-1][j],rmx[i-1][j+(1<<(i-1))]);
		}
	}
}
long long getmx(long long l,long long r)
{
	long long k=__lg(r-l+1);
	return max(rmx[k][l],rmx[k][r-(1<<k)+1]);
}
long long getmn(long long l,long long r)
{
	long long k=__lg(r-l+1);
	return min(rmn[k][l],rmn[k][r-(1<<k)+1]);
}
int main()
{
	ios::sync_with_stdio(0);
	cin.tie(0);cout.tie(0);
//	freopen(".inp","r",stdin);
//	freopen(".out","w",stdout);
	cin>>n>>m;
	for(int i=1;i<=n;i++)
	{
		cin>>a[i];
	}
	buildd();
	while(m--)
	{
		long long l,r,k;
		cin>>l>>r>>k;
		while(a[r]==getmx(l,r)&&r>=l)
		{
			r--;
		}
		if(r<l) cout<<1<<"\n";
		else
		{
//			cout<<getmx(l,r)+getmn(l,r)<<"\n";
			if(getmx(l,r)+getmn(l,r)<=k)
			{
				cout<<1<<"\n";
			}
			else cout<<0<<"\n";
		}
	}
	return 0;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 9
• Subtask 3: 0 / 13
• Subtask 4: 0 / 17
• Subtask 5: 0 / 30
• Subtask 6: 0 / 23