#include<bits/stdc++.h> using namespace std; int main(){ int n,sum1=0,sum2=0,sum3=0,sum4=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]>=0&&a[i]<=18){ sum1++; }else if(a[i]>=19&&a[i]<=35){ sum2++; }else if(a[i]>=36&&a[i]<=60){ sum3++; }else if(a[i]>=61){ sum4++; } } double b=1.0*sum1/n*100; double c=1.0*sum2/n*100; double d=1.0*sum3/n*100; double e=1.0*sum4/n*100; printf("%.2lf%%\n",b); printf("%.2lf%%\n",c); printf("%.2lf%%\n",d); printf("%.2lf%%\n",e); return 0; }