#include<bits/stdc++.h> using namespace std; int main(){ int a[101],n,b=0,c=0,d=0,e=0; cin>>n; for(int i=1;i<=n;i++) { cin>>a[i]; if(a[i]<=18) e++; if(19<=a[i] && a[i]<=35) b++; if(36<=a[i] && a[i]<=60) c++; if(a[i]>=61 ) d++; } printf("%.2f%%\n",e*1.0/n*100); printf("%.2f%%\n",b*1.0/n*100); printf("%.2f%%\n",c*1.0/n*100); printf("%.2f%%\n",d*1.0/n*100); return 0; }