#include "bits/stdc++.h" using namespace std; #define intt long long #define fi first #define se second const intt mxN = 1e5+1; const intt LG = 20; const intt inf = 1e18; intt n, k; double sum, tsum; vector<double> a(mxN); void _() { cin >> n; a.resize(n); for(intt i = 0; i < n; i++) { cin >> a[i]; tsum += a[i]; } sort(a.begin(), a.end()); reverse(a.begin(), a.end()); double l = 0, ans1 = 0, ans2 = 0; for(intt i = 0; i < n; i++) { sum += a[i]; if(l < sum*100/tsum - (i+1)*100/n) { ans1 = (i+1)*100/n; ans2 = sum*100/tsum; l = sum*100/tsum - (i+1)*100/n; } } cout << ans1 << endl << ans2; } int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); // freopen("checklist.in", "r", stdin); // freopen("checklist.out", "w", stdout); intt t = 1, buu = 1; // cin >> t; while(t--){ // cout << "Case #" << buu++ << ": "; _(); } }