Submission #473162

#	Time	Username	Problem	Language	Result	Execution time	Memory
473162		ZaZo_	Genetics (BOI18_genetics)	C++14	0 / 100	2099 ms	372024 KiB

genetics

#include <bits/stdc++.h>
#define ZAZO ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define int long long
using namespace std;
int n , m , k;
int32_t main() {
  ZAZO
  cin >> n >> m >> k;
  vector<pair<char,int>>v[m];
  vector<multiset<int>>ans(n);
  for(int i = 0 ; i < n ; i ++)
  {
    for(int j = 0 ; j < m ; j ++)
    {
      char x; cin>>x;
      v[j].push_back({x,i});
    }
  }
  for(int i = 0 ; i < m ; i ++)
  {
    multiset<int>ad;
    sort(v[i].begin(),v[i].end());
    for(int j = 0 ; j < n ; j ++)
    {
      if(v[i][j].first=='A')
        ad.insert(v[i][j].second);
      else
      {
        if(ad.size())
        {
          auto it=ad.begin();
          for(;it!=ad.end();it++)
          {
            ans[v[i][j].second].insert(*it);
            ans[*it].insert(v[i][j].second);
          }
        }
      }
    }
  }


  for(int i = 0 ; i < n ; i++)
  {
    int prev=0;
    auto it=ans[i].begin();
    prev=*it;
    int cnt=0;
    if(ans[i].size()==k*(n-1)) {cout<<i+1<<endl; break;}
  }
}

Compilation message (stderr)

genetics.cpp: In function 'int32_t main()':
genetics.cpp:49:21: warning: comparison of integer expressions of different signedness: 'std::multiset<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
   49 |     if(ans[i].size()==k*(n-1)) {cout<<i+1<<endl; break;}
      |        ~~~~~~~~~~~~~^~~~~~~~~
genetics.cpp:45:9: warning: variable 'prev' set but not used [-Wunused-but-set-variable]
   45 |     int prev=0;
      |         ^~~~
genetics.cpp:48:9: warning: unused variable 'cnt' [-Wunused-variable]
   48 |     int cnt=0;
      |         ^~~

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