Submission #701520

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
701520	2023-02-21 12:01:27	Abrar_Al_Samit	Duathlon (APIO18_duathlon)	C++17	8 / 100	65 ms	10228 KiB

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#include<bits/stdc++.h>
using namespace std;
const int nax = 1e5 + 2;
vector<int>g[nax];
int n, m;
bool vis[nax];
int cr, sm;
void dfs(int v) {
  vis[v] = true;
  sm += g[v].size();
  ++cr;
  for(int u : g[v]) if(!vis[u]) {
    dfs(u);
  }
}
long long C(int n, int r) {
  long long ret = 1;
  for(int i=n-r+1; i<=n; ++i) {
    ret *= i;
  }
  for(int i=1; i<=r; ++i) {
    ret /= i;
  }
  return ret;
}
void PlayGround() {
  cin>>n>>m;
 
 
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