제출 #773731

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
773731	2023-07-05 08:01:53	ParsaS	LOSTIKS (INOI20_lostiks)	C++17	59 / 100	2090 ms	322548 KiB

Main

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// In the name of God
//#pragma GCC optimize("O2", "unroll-loops")
#include<bits/stdc++.h>
using namespace std;
#define pb push_back
#define fi first
#define se second
#define mp make_pair
typedef long long ll;
const int N = 1e6 + 5, lg = 20;
int n, c, s, t;
vector<int> adj[N];
vector<pair<int, int> > E;
int f[N], tin[N], tout[N], T, h[N], up[N][lg];
int dis[lg][lg + 2], F[N];
ll dp[1 << lg][lg];
bool ok[1 << lg][lg + 2];
void dfs(int v, int p) {
    tin[v] = ++T;
    up[v][0] = p;
    for (int i = 1; i < lg; i++) {
        up[v][i] = up[up[v][i - 1]][i - 1];
    }
    for (auto u : adj[v]) {
        if (u != p) {
            h[u] = h[v] + 1;
            dfs(u, v);
        }
    }
 
 
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• Subtask 1: 23 / 23
• Subtask 2: 36 / 36
• Subtask 3: 0 / 41