Submission #169185

#	Time	Username	Problem	Language	Result	Execution time	Memory
169185		itgl	Money (IZhO17_money)	C++14	45 / 100	1580 ms	51448 KiB

money

#include<bits/stdc++.h>
#define pb push_back

using namespace std;
int a[1000005];
multiset <int> ms;

int main(){
  int n;
  cin >> n;
  for(int i=1;i<=n;i++) cin >> a[i];
  a[n+1]=-1;
  a[0]=-1;
  ms.insert(1e7+7);
  int ans=0;
  int lim=-1;
  for(int i=1;i<=n;i++){
    if(a[i]<=lim&&a[i-1]<=a[i]){
    }else{
      ans++;
      lim=*ms.upper_bound(a[i]);
      //cout << lim << endl;
    }
    ms.insert(a[i]);
  }
  cout << ans << '\n';
  return 0;
}

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