Submission #864188

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
864188	2023-10-22 08:12:49	vnm06	Event Hopping (BOI22_events)	C++14	100 / 100	101 ms	15552 KiB

events

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#include<bits/stdc++.h>
#define endl '\n'
using namespace std;
int n, q;
int doseg[100005];
int tree[400005];
void update(int v, int le, int ri, int pos)
{
    if(le==ri) tree[v]=pos;
    else
    {
        int mid=(le+ri)/2;
        if(pos<=mid) update(2*v, le, mid, pos);
        else update(2*v+1, mid+1, ri, pos);
        if(doseg[tree[2*v]]<doseg[tree[2*v+1]]) tree[v]=tree[2*v];
        else tree[v]=tree[2*v+1];
    }
}
int query(int v, int le, int ri, int be, int en)
{
    if(le>en || ri<be) return n;
    else if(be<=le && ri<=en) return tree[v];
    else
    {
        int mid=(le+ri)/2;
        int p1=query(2*v, le, mid, be, en), p2=query(2*v+1, mid+1, ri, be, en);
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30