Submission #284941

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
284941	2020-08-28 08:17:49	3zp	Aesthetic (NOI20_aesthetic)	C++14	51 / 100	866 ms	77188 KiB

Aesthetic

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#include<bits/stdc++.h>
#define ll long long
using namespace std;
const int N = 500009;
vector<pair<ll, pair<ll, ll > > > v[N];
vector<ll> T[N];
ll d1[N],dn[N], f[N], g[N],ea[N],eb[N],ec[N], par[N],path[N],wh[N];
multiset<pair<ll,ll> > S;
/*
00000111111
*/
void ad(ll x){
    if(g[x] == 1)cout<<1/0;
    g[x] = 1;
    for(auto E : v[x]){
        ll y = E.first, l = E.second.first,  u= E.second.second;
        auto it= S.find({dn[y] + l + d1[x], u});
        if(g[y] == 1 && it != S.end()) S.erase(it);
        if(g[y] == 0) S.insert({dn[x] + l + d1[y], u});
    }
}
ll A = 0;
main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    ll n, m;
    cin >> n >> m;
    for(ll i = 0; i < m; i++){
        cin>>ea[i]>>eb[i]>>ec[i];
 
 
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Compilation message (stderr)

Aesthetic.cpp: In function 'void ad(long long int)':
Aesthetic.cpp:14:25: warning: division by zero [-Wdiv-by-zero]
   14 |     if(g[x] == 1)cout<<1/0;
      |                        ~^~
Aesthetic.cpp: At global scope:
Aesthetic.cpp:24:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   24 | main(){
      |      ^
Aesthetic.cpp: In function 'int main()':
Aesthetic.cpp:90:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<std::pair<long long int, long long int>, std::allocator<std::pair<long long int, long long int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   90 |     for(ll i = 0; i < W.size(); i++){
      |                   ~~^~~~~~~~~~

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