제출 #910946

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
910946	2024-01-18 10:04:57	Tuanlinh123	Meetings 2 (JOI21_meetings2)	C++17	100 / 100	984 ms	57480 KiB

meetings2

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#include<bits/stdc++.h>
#define ll long long
#define pll pair<ll, ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define ld long double
using namespace std;
const ll maxn=200005;
vector <ll> A[maxn]; 
ll child[maxn], used[maxn], ans[maxn];
ll Time, tin[maxn], tout[maxn], dis[maxn];
struct SegTree
{
    ll n;
    vector <ll> St;
    SegTree(ll n): n(n) {St.assign(n*4+1, -1);}
    void update(ll i, ll Start, ll End, ll idx, ll val)
    {
        if (Start==End)
        {
            St[i]=val;
            return;
        }
        ll mid=(Start+End)/2;
        if (mid>=idx) update(i*2, Start, mid, idx, val);
 
 
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• Subtask 1: 4 / 4
• Subtask 2: 16 / 16
• Subtask 3: 80 / 80