#include<bits/stdc++.h> using namespace std; int ax[1000001]; double n,d,c; double x,v,b,m; int main(){ cin>>n; for(int i=0;i<=n-1;i++){ cin>>ax[i]; } for(int i=0;i<=n-1;i++){ if(ax[i]>=0&&ax[i]<=18){ x=x+1; }else if(ax[i]>=19&&ax[i]<=35){ v=v+1; }else if(ax[i]>=36&&ax[i]<=60){ b=b+1; }else if(ax[i]>=61){ m=m+1; } } x=x/n*100; v=v/n*100; b=b/n*100; m=m/n*100; printf("%.2lf%\n%.2lf%\n%.2lf%\n%.2lf%\n",x,v,b,m); return 0; }