#include<bits/stdc++.h> using namespace std; int main() { int a[101],n,s018=0,s1935=0,s3660=0,s61=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; if(a[i]<=18){ s018++; } if(a[i]>=19 && a[i]<=35){ s1935++; } if(a[i]>=36 && a[i]<=60){ s3660++; } if(a[i]>=61){ s61++; } } printf("%.2f%%\n",s018*1.0/n*100); printf("%.2f%%\n",s1935*1.0/n*100); printf("%.2f%%\n",s3660*1.0/n*100); printf("%.2f%%\n",s61*1.0/n*100); return 0; }