Submission #1010331

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1010331	2024-06-28 19:48:10	AdamGS	Worst Reporter 4 (JOI21_worst_reporter4)	C++17	100 / 100	217 ms	58688 KiB

worst_reporter2

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#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const int LIM=2e5+7;
vector<int>V[LIM];
ll A[LIM], T[LIM], C[LIM], odw[LIM], cykl[LIM], root[LIM], ile[LIM];
void DFS(int x) {
  ile[x]=1;
  for(auto i : V[x]) {
    DFS(i);
    ile[x]+=ile[i];
  }
  rep(i, V[x].size()) if(ile[V[x][i]]>ile[V[x][0]]) swap(V[x][i], V[x][0]);
}
void DFS2(int x, multiset<pair<ll,ll>>&S) {
  if(V[x].size()) DFS2(V[x][0], S);
  for(int i=1; i<V[x].size(); ++i) {
    multiset<pair<ll,ll>>P;
    DFS2(V[x][i], P);
    for(auto j : P) S.insert(j);
  }
  ll a=C[x];
  while(a) {
    auto it=S.lower_bound({T[x], -1});
 
 
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Compilation message (stderr)

worst_reporter2.cpp: In function 'void DFS(int)':
worst_reporter2.cpp:5:36: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    5 | #define rep(a, b) for(int a = 0; a < (b); ++a)
      |                                    ^
worst_reporter2.cpp:19:3: note: in expansion of macro 'rep'
   19 |   rep(i, V[x].size()) if(ile[V[x][i]]>ile[V[x][0]]) swap(V[x][i], V[x][0]);
      |   ^~~
worst_reporter2.cpp: In function 'void DFS2(int, std::multiset<std::pair<long long int, long long int> >&)':
worst_reporter2.cpp:23:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |   for(int i=1; i<V[x].size(); ++i) {
      |                ~^~~~~~~~~~~~

• Subtask 1: 14 / 14
• Subtask 2: 65 / 65
• Subtask 3: 21 / 21