#include<bits/stdc++.h>
using namespace std;
int main(){
    double a=0,b=0,c=0,d=0,g;
    int e,f[10000];
    cin>>e;
    for(int i=0;i<e;i++)
        cin>>f[i];
    for(int i=0;i<e;i++){
        if(f[i]<18||f[i]==18)
            a+=1;
        if(f[i]>18&&f[i]<36)
            b+=1;
        if(f[i]>35&&f[i]<61)
            c+=1;
        if(f[i]>60)
            d+=1;
    }
    g=a+b+c+d;
    printf("%.2lf",a/g*100);
    cout<<"%"<<endl;
    printf("%.2lf",b/g*100);
    cout<<"%"<<endl;
    printf("%.2lf",c/g*100);
    cout<<"%"<<endl;
    printf("%.2lf",d/g*100);
    cout<<"%"<<endl;
    return 0;
}

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