Submission #712418

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
712418	2023-03-18 18:42:35	Antekb	Construction of Highway (JOI18_construction)	C++17	100 / 100	588 ms	34172 KiB

construction

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#include<bits/stdc++.h>
#define st first
#define nd second
#define pb push_back
#define eb emplace_back
#define mp make_pair
#define pp pop_back
#define all(x) (x).begin(), (x).end()
using namespace std;
void debug(){cerr<<"\n";}
template<typename H, typename... T>
void debug(H h, T... t){
  cerr<<h;
  if(sizeof...(t))cerr<<", ";
  debug(t...);
}
#define deb(x...) cerr<<#x<<" = ";debug(x);
using ll = long long;
using pii = pair<int, int>;
using vi = vector<int>;
using vii = vector<pii>;
mt19937 rng(chrono::high_resolution_clock::now().time_since_epoch().count());
const int N=1<<17;
vi E[N];
int pre[N], sz[N], par[N], sci[N], dep[N], val[N], co[N];
 
 
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Compilation message (stderr)

construction.cpp: In function 'll calc(int)':
construction.cpp:108:10: warning: variable 'i' set but not used [-Wunused-but-set-variable]
  108 |  for(pii i:V){
      |          ^
construction.cpp:112:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  112 |  for(int i=0; i<V.size(); i++){
      |               ~^~~~~~~~~
construction.cpp:115:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  115 |  for(int i=0; i<V.size(); i++){
      |               ~^~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 9 / 9
• Subtask 3: 84 / 84