#include<bits/stdc++.h> using namespace std; int main(){ int n; cin >> n; int a[n]; for (int i=0;i<n;i++) { cin >> a[i]; } int c=0,d=0,e=0,f=0; for (int j=0;j<n;j++) { if (a[j]<=18) { c++; } if (a[j]>=19 and a[j]<=35) { d++; } if (a[j]>=36 and a[j]<=60) { e++; } if (a[j]>=61 ) { f++; } } printf("%.2f%%\n", c * 100.0 / n); printf("%.2f%%\n", d * 100.0 / n); printf("%.2f%%\n", e * 100.0 / n); printf("%.2f%%\n", f * 100.0 / n); return 0; }