#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int a[101],n; double sum=0,s=0,b=0,c=0,d=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; } for(int i=1;i<=n;i++){ if(a[i]>=0 && a[i]<=18){ s++; } if(a[i]>=19 && a[i]<=35){ b++; } if(a[i]>=36 && a[i]<=60){ c++; } if(a[i]>=61){ d++; } } printf("%.2lf%%\n",s*1.0/n*100); printf("%.2lf%%\n",b*1.0/n*100); printf("%.2lf%%\n",c*1.0/n*100); printf("%.2lf%%\n",d*1.0/n*100); return 0; }