#include<stdio.h> int main(){ int n,i,x,a,b,c,d; double sum; while(scanf("%d",&n)!=EOF){ a=0; b=0; c=0; d=0; for(i=0;i<n;i++){ scanf("%d",&x); if(x<=18)a++; if(x>=19 && x<=35)b++; if(x>=36 && x<=60)c++; if(x>=61)d++; } printf("%.2lf%%\n",a*(100/sum)); printf("%.2lf%%\n",b*(100/sum)); printf("%.2lf%%\n",c*(100/sum)); printf("%.2lf%%\n",d*(100/sum)); } return 0; }