제출 #912584

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
912584	2024-01-19 16:03:09	Ahmed57	Inside information (BOI21_servers)	C++17	100 / 100	2343 ms	243696 KiB

servers

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#include <bits/stdc++.h>
using namespace std;
#pragma GCC optimize("Ofast")
vector<pair<int,int>> adj[120005];
bool ss = 0;
int sz[120005];
int vis[120005];
unordered_map<int,pair<int,int>> aw[120005];
int dfs(int no,int pr){
    sz[no] = 1;
    for(auto i:adj[no]){
        if(i.first==pr||vis[i.first]!=0)continue;
        sz[no]+=dfs(i.first,no);
    }
    return sz[no];
}
int get_centroid(int no,int ss,int pr){
    for(auto i:adj[no]){
        if(pr==i.first||vis[i.first]!=0)continue;
        if(sz[i.first]*2>ss){
            return get_centroid(i.first,ss,no);
        }
    }
    return no;
}
vector<pair<pair<int,int>,pair<int,int>>> v[120005*2];
void calc(int i,int pr,int la,int ex,int nah,int le){
    v[la].push_back({{ex,nah},{i,le}});
    for(auto j:adj[i]){
        if((!(vis[j.first]||j.first==pr))&&j.second>la){
 
 
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컴파일 시 표준 에러 (stderr) 메시지

servers.cpp: In function 'void add(int, int)':
servers.cpp:69:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |     while(it<=lol[x].size()){
      |           ~~^~~~~~~~~~~~~~~
servers.cpp: In function 'int main()':
servers.cpp:141:23: warning: unused variable 'all' [-Wunused-variable]
  141 |             long long all = 0;
      |                       ^~~

• Subtask 1: 2.5 / 2.5
• Subtask 2: 2.5 / 2.5
• Subtask 3: 2.5 / 2.5
• Subtask 4: 2.5 / 2.5
• Subtask 5: 5 / 5
• Subtask 6: 5 / 5
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 12.5 / 12.5
• Subtask 10: 12.5 / 12.5
• Subtask 11: 17.5 / 17.5
• Subtask 12: 17.5 / 17.5