#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(){ double b=0,c=0,d=0,e=0; int n; 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){ b++; } else if(a[i]>=19&&a[i]<=35){ c++; } else if(a[i]>=36&&a[i]<=60){ d++; } else if(a[i]>=61){ e++; } } printf("%.2lf%%\n",b/n*100.0); printf("%.2lf%%\n",c/n*100.0); printf("%.2lf%%\n",d/n*100.0); printf("%.2lf%%\n",e/n*100.0); return 0; }