#include <bits/stdc++.h>
#define ll long long
#define INF 1000000005
#define MOD 1000000007
#define EPS 1e-10
#define rep(i,n) for(int i=0;i<(int)n;++i)
#define each(a, b) for(auto (a): (b))
#define all(v) (v).begin(),(v).end()
#define fi first
#define se second
#define pb push_back
#define show(x) cout <<#x<<" = "<<(x)<<endl
#define spair(p) cout <<#p<<": "<<p.fi<<" "<<p.se<<endl
#define svec(v) cout<<#v<<":";rep(kbrni,v.size())cout<<" "<<v[kbrni];cout<<endl
#define sset(s) cout<<#s<<":";each(kbrni,s)cout <<" "<<kbrni;cout<<endl

using namespace std;

typedef pair<int,int>P;

const int MAX_N = 100005;

map<int,int> mp;

int main()
{
    int n;
    cin >> n;
    vector<int> vec(n);
    rep(i,2*n){
        cin >> vec[i];
        mp[vec[i]]++;
    }
    multiset<int> st;
    rep(i,2*n){
        st.insert(vec[i]);
    }
    int ans1 = 0;
    while(st.size() > 0){
        int a = *st.begin();
        if(a >= 0){
            break;
        }
        auto it = st.lower_bound(-a);
        it--;
        if(it != st.begin()){
            st.erase(it);
            st.erase(st.begin());
            ans1++;
        }else{
            break;
        }
    }
    int ans2 = 0;
    rep(i,100001){
        ans2 += min(mp[i],mp[-i]);
    }
    st.clear();
    rep(i,2*n){
        st.insert(vec[i]);
    }
    int ans3 = 0;
    while(st.size() > 0){
        auto it = st.end();
        it--;
        int a = *it;
        if(a <= 0){
            break;
        }
        it = st.upper_bound(-a);
        it++;
        if(it != st.end()){
            it--;
            st.erase(it);
            it = st.end();
            it--;
            st.erase(it);
            ans3++;
        }else{
            break;
        }
    }
    cout << ans1 << " " << ans3 << " " << ans2 << endl;
    return 0;
}