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