Submission #473621

#	Time	Username	Problem	Language	Result	Execution time	Memory
473621		soba	Genetics (BOI18_genetics)	C++14	0 / 100	2077 ms	3148 KiB

genetics

#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
const int N = 4101;
int n ,m ,k ;
int vis[N];
string s[N];
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);

  cin >> n >> m >> k;
  vector<int>v;
  for(int i = 0 ; i < n ; i++)
  {
      cin >> s[i];
      v.push_back(i);
  }
  random_shuffle(v.begin() , v.end());
  while(true)
  {
      if(vis[v[0]])
        continue;
      int c;
      bool flag=true;
      vis[v[0]]++;
      for(int i = 1 ; i < n ; i++)
      {
          c=0;
          for(int j = 0 ; j  < m  ; j++)
          {
              if(s[v[0]][j]!=s[v[i]][j])
                c++;
              if(c>k)break;
          }
          if(c!=k)
            {
                vis[v[i]]++;
                flag=false;
                break;
            }
      }
      if(flag)
      {
          cout << v[0]+1 ;
          return 0;
      }
      random_shuffle(v.begin() , v.end());
  }
}

• Subtask 1: 0 / 27
• Subtask 2: 0 / 19
• Subtask 3: 0 / 28
• Subtask 4: 0 / 26