Submission #1266075

#	Time	Username	Problem	Language	Result	Execution time	Memory
1266075		canhnam357	Baloni (COCI15_baloni)	C++20	100 / 100	224 ms	3912 KiB

baloni

#include <bits/stdc++.h>
using namespace std;
int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin >> n;
    multiset<int> s;
    vector<int> a(n);
    for (int &i : a) cin >> i;
    reverse(a.begin(), a.end());
    for (int i : a) {
        if (s.count(i - 1)) {
            s.erase(s.find(i - 1));
        }
        s.insert(i);
    }   
    cout << s.size();
    return 0;
}

• Subtask 1: 100 / 100