Submission #722532

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
722532	2023-04-12 08:24:19	ymm	Split the Attractions (IOI19_split)	C++17	100 / 100	298 ms	50180 KiB

split

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#include "split.h"
#include <bits/stdc++.h>
#define Loop(x,l,r) for (ll x = (l); x < (ll)(r); ++x)
#define LoopR(x,l,r) for (ll x = (r)-1; x >= (ll)(l); --x)
typedef long long ll;
typedef std::pair<int, int> pii;
typedef std::pair<ll , ll > pll;
using namespace std;
const int N = 100'010;
vector<int> A[N];
vector<int> C[N];
int sz[N], mn[N], height[N];;
bool vis[N];
void dfs0(int v, int h)
{
  vis[v] = 1;
  mn[v] = height[v] = h;
  sz[v] = 1;
  for (int u : A[v]) {
    if (vis[u]) {
      mn[v] = min(mn[v], height[u]);
      continue;
    }
    C[v].push_back(u);
    dfs0(u, h+1);
    sz[v] += sz[u];
    mn[v] = min(mn[v], mn[u]);
  }
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 11 / 11
• Subtask 3: 22 / 22
• Subtask 4: 24 / 24
• Subtask 5: 36 / 36