Submission #848539

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
848539	2023-09-12 21:00:25	Edu175	Longest Trip (IOI23_longesttrip)	C++17	40 / 100	882 ms	2160 KiB

longesttrip

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#include "longesttrip.h"
#include <bits/stdc++.h>
#define pb push_back
#define fst first
#define snd second
#define fore(i,a,b) for(ll i=a,ggdem=b;i<ggdem;++i)
#define SZ(x) ((int)x.size())
#define ALL(x) x.begin(),x.end()
#define mset(a,v) memset((a),(v),sizeof(a))
#define FIN ios::sync_with_stdio(0);cin.tie(0);cout.tie(0)
#define imp(v) for(auto messi:v)cout<<messi<<" "; cout<<"\n"
using namespace std;
typedef int ll;
typedef pair<ll,ll> ii;
#define ask are_connected
const ll MAXN=300;
vector<ll>g[MAXN];
ll n,d;
vector<ll>res;
vector<ll>p;
ll vis[MAXN];
void dfs(ll x){
  vis[x]=1;
  p.pb(x);
  if(SZ(p)>SZ(res))res=p;
  for(auto y:g[x])if(!vis[y])dfs(y);
  p.pop_back();
}
 
 
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• Subtask 0: 0 / 0
• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 25 / 25
• Subtask 4: 0 / 60