# include<iostream> using namespace std; int main(){ long long n,a=0,x=0,c=0,v=0; cin>>n; int z[n+1]; for(int i=1;i<=n;i++){ cin>>z[i]; } for(int i=1;i<=n;i++){ if(z[i]>=0 && z[i]<=18){ a+=1; } else if(z[i]>=19 && z[i]<=35){ x+=1; } else if(z[i]>=36 && z[i]<=60){ c+=1; } else if(z[i]>=60){ v+=1; } } printf("%.2lf%%\n",a*1.00/n*100); printf("%.2lf%%\n",x*1.00/n*100); printf("%.2lf%%\n",c*1.00/n*100); printf("%.2lf%%",v*1.00/n*100); return 0; }