Submission #134254

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
134254	2019-07-22 09:53:30	Kastanda	Political Development (BOI17_politicaldevelopment)	C++11	100 / 100	536 ms	28964 KiB

politicaldevelopment

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#include<bits/stdc++.h>
#define pb push_back
using namespace std;
const int N = 50005, K = 10;
int n, k, Mx, M[K], dp[1 << K];
set < int > Adj[N];
int main()
{
  scanf("%d%d", &n, &k);
  for (int i = 0; i < n; i++)
  {
    int d, v;
    scanf("%d", &d);
    for (int j = 0; j < d; j++)
      scanf("%d", &v), Adj[i].insert(v);
  }
  set < pair < int , int > > A;
  for (int i = 0; i < n; i++)
    A.insert({(int)Adj[i].size(), i});
  while (1)
  {
    if (A.size() <= 1)
    {
      Mx = max(Mx, (int)A.size());
      break;
    }
    int v = A.begin()->second;
    A.erase(A.begin());
    vector < int > vec;
    for (int u : Adj[v])
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

politicaldevelopment.cpp: In function 'int main()':
politicaldevelopment.cpp:9:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &k);
  ~~~~~^~~~~~~~~~~~~~~~
politicaldevelopment.cpp:13:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &d);
   ~~~~~^~~~~~~~~~
politicaldevelopment.cpp:15:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &v), Adj[i].insert(v);
    ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 12 / 12
• Subtask 3: 23 / 23
• Subtask 4: 38 / 38
• Subtask 5: 23 / 23