#include<iostream> using namespace std; int main() { int n; cin >> n; int a[n]; for (int i = 0; i < n; i++) { cin >> a[i]; } int j = 0, k = 0, l = 0, p = 0; for (int i = 0; i < n; i++) { if (a[i] >= 0 && a[i] <= 18) { j++; } } for (int i = 0; i < n; i++) { if (a[i] >= 19 && a[i] <= 35) { k++; } } for (int i = 0; i < n; i++) { if (a[i] >= 36 && a[i] <= 60) { l++; } } for (int i = 0; i < n; i++) { if (a[i] >= 61) { p++; } } float h1 = j * 1.0 / n * 100; printf("%.2f", h1); cout << "%" << endl; float h2 = k * 1.0 / n * 100; printf("%.2f", h2); cout << "%" << endl; float h3 = l * 1.0 / n * 100; printf("%.2f", h3); cout << "%" << endl; float h4 = p * 1.0 / n * 100; printf("%.2f", h4); cout << "%" << endl; return 0; }