#include<bits/stdc++.h> using namespace std; int main(){ double a=0,b=0,c=0,d=0; int n; cin>>n; int ns[n]; for(int i=0;i<n;i++){ cin>>ns[i]; } for(int i=0;i<n;i++){ if(ns[i]<=18){ a++; } else if(ns[i]<=35){ b++; } else if(ns[i]<=60){ c++; } else{ d++; } } printf("%0.2f",a/n*100); cout<<"%"<<endl; printf("%0.2f",b/n*100); cout<<"%"<<endl; printf("%0.2f",c/n*100); cout<<"%"<<endl; printf("%0.2f",d/n*100); cout<<"%"<<endl; return 0; }