#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,h=0,b=0,c=0,d=0; cin>>n; for(int i=1;i<=n;i++){ cin>>a[i]; if(a[i]<=18) h++; else if(19<=a[i]&&a[i]<=35) b++; else if(36<=a[i]&&a[i]<=60) c++; else if(61<=a[i]) d++; } printf("%.2lf%%\n",h*1.00/n*100); printf("%.2lf%%\n",b*1.00/n*100); printf("%.2lf%%\n",c*1.00/n*100); printf("%.2lf%%\n",d*1.00/n*100); return 0; }