#include<iostream> using namespace std; int main(){ int n,c[101],s=0,p=0,z=0,l=0; cin>>n; for(int i=1;i<=n;i++){ cin>>c[i]; if(c[i]>=0&&c[i]<=18)s++; else if(c[i]>=19&&c[i]<=35)p++; else if(c[i]>=36&&c[i]<=60)z++; else l++; } printf("%.2f%\n",s*100.0/n); printf("%.2f%\n",p*100.0/n); printf("%.2f%\n",z*100.0/n); printf("%.2f%\n",l*100.0/n); return 0; }