제출 #72865

#제출 시각아이디문제언어결과실행 시간메모리
72865KLPP코끼리 (Dancing Elephants) (IOI11_elephants)C++14
26 / 100
9024 ms2780 KiB
#include "elephants.h" #include<set> #include<iostream> using namespace std; typedef std::multiset<int>::iterator mit; int n; multiset<int> s; int l; int positions[1000000]; void init(int N, int L, int X[]) { l=L; n=N; for(int i=0;i<n;i++){ positions[i]=X[i]; s.insert(X[i]); } } int update(int i, int y) { mit it=s.find(positions[i]); s.erase(it); s.insert(y); it=s.begin(); int cnt=0; while(it!=s.end()){ int next=*it+l; it=s.upper_bound(next); cnt++; }positions[i]=y; return cnt; }
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