제출 #1349070

#제출 시각아이디문제언어결과실행 시간메모리
1349070MuhammadSaram케이크 (CEOI14_cake)C++20
0 / 100
2095 ms14584 KiB
#include <bits/stdc++.h>

using namespace std;

#define int long long
#define endl '\n'

const int M = 25e4 + 1;

int seg[M*2][2], sz[2];

void modify(int p,int x,int i,int v,int s,int e)
{
	if (s+1==e)
	{
		seg[v][i]=x;
		return;
	}
	int mid=(s+e)/2, lc=v+1, rc=v+(mid-s)*2;
	if (p<mid)
		modify(p,x,i,lc,s,mid);
	else
		modify(p,x,i,rc,mid,e);
	seg[v][i]=max(seg[lc][i], seg[rc][i]);
}

int get(int l,int r,int i,int v,int s,int e)
{
	if (l>=e or r<=s) return 0;
	if (l<=s && e<=r) return seg[v][i];
	int mid=(s+e)/2, lc=v+1, rc=v+(mid-s)*2;
	return max(get(l,r,i,lc,s,mid),get(l,r,i,rc,mid,e));
}

int walk(int x,int v,int s,int e,int i)
{
	if (s+1==e) return s;
	int mid=(s+e)/2, lc=v+1, rc=v+(mid-s)*2;
	if (seg[lc][i]>x)
		return walk(x,lc,s,mid,i);
	return walk(x,rc,mid,e,i);
}

signed main()
{
	ios::sync_with_stdio(0);
	cin.tie(NULL), cout.tie(NULL);

	int n, x;
	cin>>n>>x;
	int a[n+2], Q=5e5+1;
	set<int,greater<int>> se;
	for (int i=1;i<=n;i++)
		cin>>a[i], a[i]*=Q, se.insert(a[i]);
	a[0]=a[n+1]=Q*Q;
	int q;
	cin>>q;
	while (q--)
	{
		char c;
		cin>>c;
		if (c=='E')
		{
			int i, o;
			cin>>i>>o;
			se.erase(a[i]);
			auto it=se.begin();
			for (int j=1;j<o;j++) it++;
			a[i]=(*it)+1, se.insert(a[i]);
			if (i==x) continue;
			int id=(i>x);
		}
		else
		{
			int i;cin>>i;
			if (i==x)
			{
				cout<<0<<endl;
				continue;
			}
			int ans=abs(i-x);
			if (i>x)
			{
				int mx=0;
				for (int j=x+1;j<=i;j++) mx=max(mx,a[j]);
				for (int j=x-1;j>=0;j--)
				{
					if (a[j]>mx) break;
					ans++;
				}
			}
			else
			{
				int mx=0;
				for (int j=x-1;j>=i;j--) mx=max(mx,a[j]);
				for (int j=x+1;j<=n+1;j++)
				{
					if (a[j]>mx) break;
					ans++;
				}
			}
			cout<<ans<<endl;
		}
	}

	return 0;
}
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