#include<bits/stdc++.h> using namespace std; int main(){ int a[105],m=0,x=0,s=0,z=0,j; cin>>j; for(int i=1;i<=j;i++){ cin>>a[i]; } for(int i=1;i<=j;i++){ if(a[i] <= 18)m++; else if(a[i] <= 35)x++; else if(a[i] <= 60)s++; else if(a[i] >= 61)z++; } printf("%.2f%%\n%.2lf%%\n%.2f%%\n%.2f%%",m*1.0/j*100,x*1.0/j*100,s*1.0/j*100,z*1.0/j*100); return 0; }