Submission #338011

#	Time	Username	Problem	Language	Result	Execution time	Memory
338011		boykut	Money (IZhO17_money)	C++14	100 / 100	1383 ms	58128 KiB

money

#include <bits/stdc++.h>

using namespace std;

#define all(a) a.begin(),a.end()

signed main() {
   ios::sync_with_stdio(0);
   cin.tie(0);
   
   int n;
   cin >> n;
   int a[n];
   for (int i = 0; i < n; i++) {
      cin >> a[i];
   }
   set <int> st;
   st.insert(2e9);
   int ans = 0;
   for (int i = 0; i < n; i++) {
      int val = *st.upper_bound(a[i]);
      st.insert(a[i]);
      while(a[i + 1] >= a[i] && a[i + 1] <= val && i + 1 < n){
         i++;
         st.insert(a[i]);
      }
      ans++;
   }
   cout << ans << '\n';
   return 0;
}

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