#include <iostream> #include <cstdio> using namespace std; int main() { int n,b=0,z=0,l=0,r=0; cin>>n; int a[n]; for (int i=0;i<n;i++){ cin>>a[i]; } for (int i=0;i<n;i++){ if (a[i]<=18){ b=b+1;} else{ if (a[i]>18&&a[i]<=35) z+=1; else{ if (a[i]>35&&a[i]<=60) l+=1; else{ if (a[i]>60) r+=1; }}}} printf("%.2lf%%\n",b*1.0/n*100); printf("%.2lf%%\n",z*1.0/n*100); printf("%.2lf%%\n",l*1.0/n*100); printf("%.2lf%%\n",r*1.0/n*100); return 0; }