제출 #473130

#제출 시각아이디문제언어결과실행 시간메모리
473130ZaZo_Genetics (BOI18_genetics)C++14
27 / 100
2057 ms8860 KiB
#include <bits/stdc++.h>
#define ZAZO ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define int long long
using namespace std;
char a[4100][4100];
int n , m , k;
bool solve(int res)
{
  int prev=k,cnt=0;
  for(int i = 0 ; i < n ; i ++)
  {
    if(i==res) continue;
    for(int j = 0 ; j < m ; j ++)
    {
      if(a[i][j]!=a[res][j]) cnt++;
      if(cnt>k) return false;
    }
    if(prev!=cnt) return false;
    prev=cnt;
    cnt=0;
  }
  return true;
}
int32_t main() {
  ZAZO
  cin >> n >> m >> k;
  for(int i = 0 ; i < n ; i ++)
  {
    for(int j = 0 ; j < m ; j ++)
    {
      cin>>a[i][j];
    }
  }
  for(int i = 0 ; i < n ; i ++)
  {
    if(solve(i)){
      cout<<i+1;
      return 0;
    }
  }
}
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