#include <iomanip> using namespace std; int a[100]; int main() { int n; float s1=0.0,s2=0.0,s3=0.0,s4=0.0; cin>>n; for(int i=0;i<n;i++){ cin>>a[i]; if(a[i]>=0&&a[i]<=18){ s1+=1.0; } else if(a[i]>=19&&a[i]<=35){ s2+=1.0; } else if(a[i]>=36&&a[i]<=60){ s3+=1.0; } else{ s4+=1.0; } } s1=s1/n*100.0; s2=s2/n*100.0; s3=s3/n*100.0; s4=s4/n*100.0; cout<<fixed<<setprecision(2)<<s1; cout<<"%"<<endl; cout<<fixed<<setprecision(2)<<s2; cout<<"%"<<endl; cout<<fixed<<setprecision(2)<<s3; cout<<"%"<<endl; cout<<fixed<<setprecision(2)<<s4; cout<<"%"<<endl; return 0; }