제출 #983225

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
983225	2024-05-15 09:36:41	vjudge1	Duathlon (APIO18_duathlon)	C++17	36 / 100	50 ms	21084 KiB

count_triplets

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#include <bits/stdc++.h>
#define int long long
using namespace std;
int n, m, i, j, k, mask, x, y, ans, sz[200001], rt[200001], dp[11][12345];
bool u[200001], cyc, cyc2[200001];
vector<int> g[200001];
vector<pair<int, int>> v;
set<pair<int, pair<int, int>>> st;
void dfs(int x, int pr, int r) {
  sz[x] = 1;
  u[x] = 1;
  rt[x] = r;
  for (auto y : g[x]) {
    if (y == pr) continue;
    if (u[y]) {
      cyc = 1;
      continue;
    }
    dfs(y, x, r);
    sz[x] += sz[y];
  }
}
signed main() {
  cin.tie(0)->sync_with_stdio(0);
  #ifdef LOCAL
  freopen("input.txt", "r", stdin);
  #endif
  cin >> n >> m;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 0 / 11
• Subtask 3: 8 / 8
• Subtask 4: 10 / 10
• Subtask 5: 13 / 13
• Subtask 6: 0 / 15
• Subtask 7: 0 / 20
• Subtask 8: 0 / 8
• Subtask 9: 0 / 10