Submission #1130624

#	Time	Username	Problem	Language	Result	Execution time	Memory
1130624		lopkus	Baloni (COCI15_baloni)	C++20	100 / 100	60 ms	15176 KiB

baloni

#include <bits/stdc++.h>

#define int long long

using namespace std;

const int N = 1e6 + 1;

vector<int> cnt(N, 0);

signed main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    int n;
    cin >> n;
    vector<int> a(n + 1);
    int ans = n;
    for(int i = 1; i <= n; i++) {
        cin >> a[i];
        if(cnt[a[i] + 1]) {
            cnt[a[i] + 1] -= 1;
            ans -= 1;
        }
        cnt[a[i]] += 1;
    }
    cout << ans;
}

• Subtask 1: 100 / 100