#include <iostream>
#include <fstream>
#include <iomanip>
using namespace std;
int main() {
    double n, m, x, MAX = 0, max , cnt, maxprob = 0;
    ifstream fin("starzi.in");
    ofstream fout("strazi.out");
    cin >> n;
    for(int i = 1; i <= n ; i++) {
        cin >> m;
        max = 0; cnt = 0;
        for(int j = 1; j <= m; j++) {
             cin >> x;
            if((double)x > (double)max) {
                cnt++;
                max = x;
            }
        }
           cout << fixed << setprecision(3) << (double)cnt / m;
        cout << '\n';
        if(cnt / m > maxprob) {
            MAX = i;
            maxprob = cnt / m;
        }
    }
    cout << (int)MAX;
}
 

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

NAo1IDUuMSA3LjIgMi4wIDYuOSA4LjMgCjMgNi41IDQuMiAzLjEKMiAzLjQgNS4wCjQgMS4yIDIuMyAzLjQgNC41

4
5 5.1 7.2 2.0 6.9 8.3 
3 6.5 4.2 3.1
2 3.4 5.0
4 1.2 2.3 3.4 4.5