Submission #1161144

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1161144	2025-03-03 18:12:46	ace5	Tourism (JOI23_tourism)	C++20	28 / 100	5095 ms	19152 KiB

tourism

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#include <bits/stdc++.h>
using namespace std;
const int maxn = 100005;
const int maxlog = 17;
const int sqr = 317;
vector<int> g[maxn];
int la[maxlog][maxn];
int tin[maxn],tout[maxn];
int dep[maxn];
int lv[maxn];
int times = 0;
int ans = 0;
multiset<pair<int,int>> vert;
int L = 0,R = -1;
void dfs(int v,int p,int d)
{
    tin[v] = times++;
    for(int j = 0;j < maxlog;++j)
    {
        la[j][v] = (j == 0 ? p : la[j-1][la[j-1][v]]);
    }
    dep[v] = d;
    for(auto u:g[v])
    {
        if(u != p)
            dfs(u,v,d+1);
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 0 / 7
• Subtask 4: 18 / 18
• Subtask 5: 0 / 24
• Subtask 6: 0 / 41