제출 #1130410

#제출 시각아이디문제언어결과실행 시간메모리
1130410AndrijaMBaloni (COCI15_baloni)C++20
100 / 100
273 ms7504 KiB
#include <bits/stdc++.h>

using namespace std;

#define int long long
#define endl '\n'

const int maxn=1e5+10;
const int mod=1e9+7;

multiset<int>s;

signed main()
{
    ios::sync_with_stdio(false);
    ///freopen("dulciuri.in","r",stdin);
    ///freopen("dulciuri.out","w",stdout);
    int n;
    cin>>n;
    int a[n];
    int ans=0;
    for(int i=0;i<n;i++)
    {
        cin>>a[i];
        if(s.count(a[i]+1)==0)
        {
            ans++;
            s.insert(a[i]);
        }
        else
        {
            s.erase(s.find(a[i]+1));
            s.insert(a[i]);
        }
    }
    cout<<ans<<endl;
    return 0;
}
#Verdict Execution timeMemoryGrader output
Fetching results...