Submission #110555

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
110555	2019-05-11 07:01:55	AngusRitossa	Designated Cities (JOI19_designated_cities)	C++14	100 / 100	1854 ms	94968 KiB

designated_cities

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#include <bits/stdc++.h>
using namespace std;
#define int long long
vector<pair<int, pair<int, int> > > adj[200010];
int n;
int dgoingup[200010], dgoingdown[200010], done[200010];
int goingup(int a)
{
  if (dgoingup[a]) return dgoingup[a]-1;
  dgoingup[a] = 1;
  for (auto b : adj[a])
  {
    if (!dgoingup[b.first]) dgoingup[a] += goingup(b.first), dgoingup[a] += b.second.second;
  }
  return dgoingup[a]-1;
}
int goingdown(int a)
{
  if (dgoingdown[a]) return dgoingdown[a]-1;
  dgoingdown[a] = 1;
  for (auto b : adj[a])
  {
    if (!dgoingdown[b.first]) dgoingdown[a] += goingdown(b.first), dgoingdown[a] += b.second.first;
  }
  return dgoingdown[a]-1;
}
int oneans = 1e15;
void findoneans(int a, int above)
{
  done[a] = 1;
 
 
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Compilation message (stderr)

designated_cities.cpp: In function 'int main()':
designated_cities.cpp:120:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld", &n);
  ~~~~~^~~~~~~~~~~~
designated_cities.cpp:124:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld%lld%lld%lld", &a, &b, &c, &d);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
designated_cities.cpp:182:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld", &q);
  ~~~~~^~~~~~~~~~~~
designated_cities.cpp:186:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld", &a);
   ~~~~~^~~~~~~~~~~~

• Subtask 1: 6 / 6
• Subtask 2: 7 / 7
• Subtask 3: 9 / 9
• Subtask 4: 17 / 17
• Subtask 5: 17 / 17
• Subtask 6: 44 / 44