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