#include<iostream> #include<cstdio> using namespace std; int main() { int n; cin>>n; int a[n]; float N=0,x=0,y=0,z=0; for(int i=0;i<n;i++){ cin>>a[i]; } for(int i=0;i<n;i++){ if(a[i]<=18){ N=N+1; } else if(a[i]<=35){ x=x+1; } else if(a[i]<=60){ y=y+1; } else{ z=z+1; } } N=N/n*100; x=x/n*100; y=y/n*100; z=z/n*100; printf("%.2f%%\n%.2f%%\n%.2f%%\n%.2f%%\n",N,x,y,z); return 0; }