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Submission #716450

# Submission time Handle Problem Language Result Execution time Memory
716450 2023-03-30T06:20:11 Z immccn123 Po (COCI21_po) C++14
70 / 70
 66 ms 2192 KB 
#include <iostream>
#include <stack>
#define ll long long
using namespace std;
ll a[100001], n, ans = 0;
stack<int> s;
int main()
{
	cin >> n;
	for (int i = 1; i <= n; i++) {
		cin >> a[i];
	}
	for (int i = 1; i <= n; i++) {
		while (!s.empty() && s.top() > a[i]) s.pop();
		if (!s.empty() && s.top() == a[i]) continue;
		if (a[i]) s.push(a[i]), ans++;
	}
	cout << ans;
	return 0;
}

Subtask #1
70.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 14 ms 716 KB Output is correct
5 Correct 15 ms 980 KB Output is correct
6 Correct 66 ms 2192 KB Output is correct
7 Correct 38 ms 2016 KB Output is correct