#include<bits/stdc++.h> using namespace std; int main() { int n,a[101]={}; double cnt1=0,cnt2=0,cnt3=0,cnt4=0; cin>>n; for(int i=0;i<n;i++){ cin>>a[i]; if(0<=a[i]&&a[i<=18]) cnt1++; if(19<=a[i]&&a[i<=35]) cnt2++; if(36<=a[i]&&a[i<=60]) cnt3++; if(61<=a[i]) cnt4++; } printf("%.2lf%%\n",cn1/n*100); printf("%.2lf%%\n",cn2/n*100); printf("%.2lf%%\n",cn3/n*100); printf("%.2lf%%\n",cn4/n*100); return 0; }