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