Submission #710114

#	Time	Username	Problem	Language	Result	Execution time	Memory
710114		arcane	Money (IZhO17_money)	C++17	0 / 100	0 ms	212 KiB

money

#include <bits/stdc++.h>
using namespace std;
#define int long long
#define fi first
#define se second
#define mp make_pair
#define pb emplace_back
int32_t main(){
	ios::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	int ans = 0, n, x, prevx = -1; cin >> n;
	int arr[n]; for (int i = 0; i < n; i++) cin >> arr[i];
	multiset <int> ms;
	bool flag = false;
	for (int i = 0; i < n; i++){
		ms.insert(arr[i]);
		auto cur = ms.upper_bound(arr[i] - 1), prev = ms.end();
		if (flag) prev = ms.lower_bound(prevx), flag = false;
		else prev = ms.upper_bound(prevx - 1);
		prev++;
		if (prev != cur) ans += 1, flag = true;
		prevx = x;
	}
	cout << ans;
}

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