#include<bits/stdc++.h> using namespace std; int main(){ double n,a[101],b=0,c=0,d=0,e=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; } for(int i=1;i<=n;i++){ if(a[i]>=0 and a[i]<=18){ b++; }else if(a[i]>=19 and a[i]<=35){ c++; }else if(a[i]>=36 and a[i]<=60){ d++; }else if(a[i]>=61){ e++; } } printf("%.2f%%\n",b/n*100); printf("%.2f%%\n",c/n*100); printf("%.2f%%\n",d/n*100); printf("%.2f%%\n",e/n*100); return 0; }