Submission #459618

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
459618	2021-08-08 20:45:33	nickmet2004	Aesthetic (NOI20_aesthetic)	C++11	73 / 100	845 ms	134684 KiB

Aesthetic

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#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int N = 3e5 + 5;
ll n , m , au[N] , av[N] , aw[N];
ll u , v , w , A = 0;
vector<pair<ll, pair<ll , ll> > >  adj[N];
ll d1[N] , dn[N] , f[N] , par[N] , path[N] , son[N];
priority_queue<pair<ll , ll> > pq;
multiset<pair<ll , ll>> S;
vector<ll> B[N] , T[N];
void q(int x){
    f[x] = 1;
    for(auto y : adj[x]){
        //cout << "h";
        auto it = S.find({dn[y.first] + y.second.first + d1[x] , y.second.second});
        if(f[y.first]) S.erase(it);
        else S.insert({dn[x] + y.second.first + d1[y.first] , y.second.second});
    }
}
void dfs(int u , int p){
    if(path[u]) son[u] = u;
    else son[u] = son[p];
    T[son[u]].emplace_back(u);
    for(int v : B[u]) dfs(v , u);
}
main (){
    ios_base::sync_with_stdio(0); //cin.tie(0);
    scanf("%lld%lld" , &n , &m);
    for(int i  =0; i <m; ++i) scanf("%lld%lld%lld" , &au[i] , &av[i], &aw[i]);
 
 
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Compilation message (stderr)

Aesthetic.cpp:27:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   27 | main (){
      | ^~~~
Aesthetic.cpp: In function 'int main()':
Aesthetic.cpp:29:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   29 |     scanf("%lld%lld" , &n , &m);
      |     ~~~~~^~~~~~~~~~~~~~~~~~~~~~
Aesthetic.cpp:30:36: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   30 |     for(int i  =0; i <m; ++i) scanf("%lld%lld%lld" , &au[i] , &av[i], &aw[i]);
      |                               ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 8 / 8
• Subtask 3: 7 / 7
• Subtask 4: 15 / 15
• Subtask 5: 16 / 16
• Subtask 6: 22 / 22
• Subtask 7: 0 / 27