#include<bits/stdc++.h> using namespace std; int main(){ double n,k,n1=0,n2=0,n3=0,n4=0; cin>>n; for(int i=1;i<=n;i++){ cin<<k; if(n>=0&&n<=18) n1++; if(n>=19&&n<=35) n2++; if(n>=36&&n<=60) n3++; if(n>=61) n4++; } n1=n1/n*100; n2=n2/n*100; n3=n3/n*100; n4=n4/n*100; printf("%.2lf",n1); cout<<'%'<<endl; printf("%.2lf",n2); cout<<'%'<<endl; printf("%.2lf",n3); cout<<'%'<<endl; printf("%.2lf",n4); cout<<'%'<<endl; return 0; }