Submission #504114

#	Time	Username	Problem	Language	Result	Execution time	Memory
504114		inksamurai	Deblo (COCI18_deblo)	C++17	0 / 90	57 ms	10464 KiB

deblo

#include <bits/stdc++.h>
#define fi first
#define se second
#define pb push_back
#define sz(a) (ll)a.size()
#define all(a) a.begin(),a.end()
#define rep(i,n) for(ll i=0;i<n;i++)
#define crep(i,x,n) for(ll i=x;i<n;i++)
#define drep(i,n) for(ll i=n-1;i>=0;i--)
#define vec(...) vector<__VA_ARGS__>
#define _34raRxL ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0)
using namespace std;
typedef long long ll;
typedef long double ld;

void prll(){
	cout<<"\n";
}
template<class te,class ...ti>
void prll(const te&v, const ti&...nv) { 
	cout<<v;
	if(sizeof...(nv)){
		cout<<" ";
		prll(nv...);
	}
}

using tpii=pair<ll,pair<ll,ll>>;
using pii=pair<ll,ll>;
using vi=vector<ll>;
using vll=vector<long long>;

void slv(){
	ll n;
	cin>>n;
	vi a(n);
	rep(i,n){
		cin>>a[i];
	}
	vec(vi) adj(n);
	rep(i,n-1){
		ll u,v;
		cin>>u>>v;
		u--,v--;
		adj[u].pb(v);
		adj[v].pb(u);
	}
	vi pxor(n,-1);
	ll ans=0;
	auto dfs=[&](auto self,ll v,ll par)->void{
		for(auto u : adj[v]){
			if(u!=par){
				self(self,u,v);
			}
		}
	};
	dfs(dfs,0,-1);
	prll(ans,"\n");
}

int main(){
_34raRxL;
	ll t=1;
	// cin>>t;
	slv();
//	
	return 0;
}

Compilation message (stderr)

deblo.cpp: In function 'int main()':
deblo.cpp:63:5: warning: unused variable 't' [-Wunused-variable]
   63 |  ll t=1;
      |     ^

• Subtask 1: 0 / 90