#include <iostream> #include <iomanip> using namespace std; int main() { int money; int sum = 0; int count = 0; while(cin >> money) { sum += money; count++; if(sum >= 100000) { break; } } double avg = 1.0 * sum / count; cout << count << " " << fixed << setprecision(2) << avg << endl; return 0; }