Submission #169165

#	Time	Username	Problem	Language	Result	Execution time	Memory
169165		tselmegkh	Money (IZhO17_money)	C++14	100 / 100	1257 ms	58252 KiB

money

#include<bits/stdc++.h>
using namespace std;

int cnt[1000005];
int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	int n;
	cin >> n;
	vector<int> a(n);

	int ans = 1;
	for(int i = 0; i < n; i++){
		cin >> a[i];
	}
	int j = 1;
	multiset<int> ms;
	ms.insert(a[0]);
	while(a[j] >= a[j - 1] && j < n){
		ms.insert(a[j]);
		j++;
	}
	int cnt = 0, bound = 0;
	while(j < n){
		if(cnt == 0){
			ans++;
			auto it = ms.upper_bound(a[j]);

			if(it != ms.end()){
				bound = *it;
			}else{
				bound = 1e9;
			}
			ms.insert(a[j]);
			cnt++;
			j++;
		}else{
			if(a[j] < a[j - 1]){
				cnt = 0;
				continue;
			}else{
				if(a[j] <= bound){
					ms.insert(a[j]);
					cnt++;
					j++;
				}else{
					cnt = 0;
				}
			}
		}	
	}
	cout << ans << '\n';
}

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