Submission #486136

#	Time	Username	Problem	Language	Result	Execution time	Memory
486136		davi_bart	Po (COCI21_po)	C++14	70 / 70	9 ms	1744 KiB

Main

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define int ll
#define fi first
#define se second
#define ld long double
#define pb push_back
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
signed main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    int N;
    cin >> N;
    vector<int> v(N);
    vector<int> k;
    int ans = 0;
    for (int &i : v) {
        cin >> i;
        while (k.size() && k.back() > i) k.pop_back();
        if (i == 0) continue;
        if (!k.size() || k.back() != i) {
            ans++;
            k.pb(i);
        }
    }
    cout << ans << endl;
}

• Subtask 1: 70 / 70