Submission #673749

#	Time	Username	Problem	Language	Result	Execution time	Memory
673749		meoww	Teams (CEOI11_tea)	C++14	30 / 100	1505 ms	74696 KiB

tea

#include "bits/stdc++.h"
using namespace std;
signed main() {
    int n; cin>>n;
    pair<int,int> v[n];
    for (int i=0;i<n;i++) {
      cin>>v[i].first;
      v[i].second=i;
  }
    sort(v,v+n);
    vector<vector<int> > tms;
    int j=n-1;
    for (int i=n-1;i>=0;i--) {
      int nm=v[i].first;
      vector<int> tmp;
      while (j>=0 && nm>0) {
        tmp.push_back(v[j].second); nm--;
        j--;
      }
      if (nm>0) {
        priority_queue<pair<int,int>,vector<pair<int,int> >,greater<pair<int,int> > > pq;
        for (int p=0;p<tms.size();p++) pq.push({tms[p].size(),p});
        int ntmp=0;
        while (ntmp<tmp.size()) {
          int ii=pq.top().second;
          tms[ii].push_back(tmp[ntmp]);
          ntmp++;
          pq.pop();
          pq.push({tms[ii].size(),ii});
        }
      }
      else {
        tms.push_back(tmp);
        i=j+1;
      }
    }
    cout<<tms.size()<<endl;
    for (int i=0;i<tms.size();i++) {
      cout<<tms[i].size()<<' ';
      for (int j:tms[i]) cout<<j+1<<' ';
      cout<<endl;
    }
}

Compilation message (stderr)

tea.cpp: In function 'int main()':
tea.cpp:22:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |         for (int p=0;p<tms.size();p++) pq.push({tms[p].size(),p});
      |                      ~^~~~~~~~~~~
tea.cpp:24:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |         while (ntmp<tmp.size()) {
      |                ~~~~^~~~~~~~~~~
tea.cpp:38:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |     for (int i=0;i<tms.size();i++) {
      |                  ~^~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 10 / 10
• Subtask 6: 0 / 10
• Subtask 7: 10 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10