#include<iostream> using namespace std; int n; int a[105]; double x,y,z,b; int main(){ cin>>n; for(int i=0;i<n;i++){ cin>>a[i]; if(a[i]>=0&&a[i]<=18){ x++; }else if(a[i]>=19&&a[i]<=35){ y++; }else if(a[i]>=36&&a[i]<=60){ z++; }else if(a[i]>=61){ b++; } } printf("%.2lf%\n%.2lf%\n%.2lf%\n%.2lf%%",x/n*100,y/n*100,z/n*100,b/n*100); return 0; }