Submission #491620

#	Time	Username	Problem	Language	Result	Execution time	Memory
491620		blue	Baloni (COCI15_baloni)	C++17	100 / 100	262 ms	3912 KiB

baloni

#include <iostream>
#include <vector>
#include <set>
using namespace std;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    int N;
    cin >> N;

    multiset<int> arr;

    for(int i = 1; i <= N; i++)
    {
        int H;
        cin >> H;

        // cerr << "curr set: ";
        // for(int a:arr) cerr << a << ' ';
        // cerr << '\n';

        if(arr.find(H) == arr.end())
        {
            // cerr << "inserting " << H-1 << '\n';
            arr.insert(H-1);
        }
        else
        {
            arr.erase(arr.find(H));
            arr.insert(H-1);
            // cerr << "dropping to " << H-1 << '\n';
        }
    }

    cout << int(arr.size()) << '\n';
}

• Subtask 1: 100 / 100