제출 #552047

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
552047	2022-04-22 09:58:39	CpDark	Inside information (BOI21_servers)	C++14	5 / 100	921 ms	524288 KiB

servers

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<vi> vvi;
typedef vector<ll> vll;
typedef vector<vll> vvll;
typedef vector<pii> vp;
typedef vector<vp> vvp;
typedef vector<bool> vb;
typedef vector<vb> vvb;
const int inf = 1e9 + 7;
struct DSU {
  vi par;
  vi subSize;
  vector<set<int>> data;
  void init(int n) {
    par.resize(n + 1);
    subSize.resize(n + 1);
    data.resize(n + 1);
    for (int i = 1; i <= n; i++) {
      par[i] = i;
      subSize[i] = 1;
      data[i].insert(i);
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

servers.cpp: In member function 'bool DSU::unite(int, int)':
servers.cpp:56:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::set<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |   for (int i = 0; i < data[pv].size(); i++) {
      |                   ~~^~~~~~~~~~~~~~~~~
servers.cpp: In function 'bool dfsfind(int, int, int, int)':
servers.cpp:97:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   97 |  for (int i = 0; i < graph[v].size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~~~
servers.cpp: In function 'int dfscount(int, int, int)':
servers.cpp:111:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  111 |  for (int i = 0; i < graph[v].size(); i++) {
      |                  ~~^~~~~~~~~~~~~~~~~
servers.cpp: In function 'void solve()':
servers.cpp:135:6: warning: unused variable 'maxtime' [-Wunused-variable]
  135 |  int maxtime = n + 3;
      |      ^~~~~~~

• Subtask 1: 2.5 / 2.5
• Subtask 2: 2.5 / 2.5
• Subtask 3: 0 / 2.5
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• Subtask 9: 0 / 12.5
• Subtask 10: 0 / 12.5
• Subtask 11: 0 / 17.5
• Subtask 12: 0 / 17.5