#include<iostream> #include<iomanip> using namespace std; int main(){ int n; cin>>n; double g[n]; for(int i = 0;1 < n;i++) { cin>>g[i]; } double a1=0,a2=0,a3=0,a4=0; for(int i = 0;1 < n;i++) { if(g[i] >= 0 and g[i] <= 18) { a1++; } if(g[i] >= 19 and g[i] <= 35) { a2++; } if(g[i] >= 36 and g[i] <= 60) { a3++; } if(g[i] >= 61) { a4++; } } printf("%.2lf%\n",a1 / n * 100); printf("%.2lf%\n",a2 / n * 100); printf("%.2lf%\n",a3 / n * 100); printf("%.2lf%\n",a4 / n * 100); return 0; }