#pragma GCC optimize("O3")
#include<bits/stdc++.h>
using namespace std;
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define dbg(x) cout << #x << '=' << x << '\n';
#define ll long long
#define sz size()
#define pb push_back
const ll mod = 1e9 + 7;
map <int, int> m;
vector <int> v;
int n, x, y;

int32_t main(){
    ios_base :: sync_with_stdio(0); cin.tie(); cout.tie();
    ifstream fin("elmaj.in");
    ofstream fout("elmaj.out");
    fin>>n;
    for(int i=0; i<n; i++){fin>>x; v.pb(x); m[x]++;}
    for(pair <int, int> i: m){if(i.second>=n/2+1){fout<<i.first<<" "<<i.second; return 0;}}
    if(y>0) fout<<-1;
}