Submission #522352

#	Time	Username	Problem	Language	Result	Execution time	Memory
522352		inluminas	Money (IZhO17_money)	C++17	0 / 100	1 ms	332 KiB

money

#include"bits/stdc++.h"
using namespace std;
 
#define ll long long
#define endl "\n"
#define fastio ios_base::sync_with_stdio(false)
#define inf LLONG_MAX

const int lmt=1e6+10;
int cnt[lmt];

int main(){
  fastio;

  multiset<pair<int,int>>s;
  int n,ans=0,pre=-1;
  cin>>n;
  for(int i=1;i<=n;i++){
    int x;
    cin>>x;
    if(s.empty()){
      ans++;
      s.insert({x,++cnt[x]});
      pre=x;
      continue;
    }
    if(pre>x){
      ans++;
      s.insert({x,++cnt[x]});
      pre=x;
      continue;
    }

    auto it=s.find({pre,cnt[pre]});
    it++;
    if(it!=s.end() && (*it).first<x) ans++;
    s.insert({x,++cnt[x]});
    pre=x;
  }
  cout<<ans<<endl;
  return 0;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 20
• Subtask 4: 0 / 55