Submission #122737

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
122737	2019-06-29 07:48:52	nvmdava	Dancing Elephants (IOI11_elephants)	C++17	50 / 100	805 ms	2980 KiB

elephants

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//#include "elephants.h"
#include <bits/stdc++.h>
#define ff first
#define ss second
#define pii pair<int, int>
using namespace std;
#define SQ1 400
#define SQ2 800
int n, l;
int loc[150005];
int bid[150005];
vector<vector<pair<int , pii> > > buck;
//{LOC {count, last} }
inline int find(){
   int res = 0;
   int lst = -1;
   for(auto& v : buck){
      if(v.empty() || v.back().ff <= lst) continue;
      int id = upper_bound(v.begin(), v.end(), lst, [](const int& lhs, const pair<int, pii>& rhs){
         return lhs < rhs.ff;
      }) - v.begin();
      res += v[id].ss.ff;
      lst = v[id].ss.ss;
   }
   return res;
}
 
 
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Compilation message (stderr)

elephants.cpp: In function 'void erase(std::vector<std::pair<int, std::pair<int, int> > >&, int&)':
elephants.cpp:69:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int i = 1; i < buck.size(); i++){
                   ~~^~~~~~~~~~~~~
elephants.cpp: In function 'int update(int, int)':
elephants.cpp:94:12: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
       if(t == buck.size()) t--;
          ~~^~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 16 / 16
• Subtask 3: 24 / 24
• Subtask 4: 0 / 47
• Subtask 5: 0 / 3