pro

#include <iostream>
using namespace std;

int main()
{
//problema 3
 /* unsigned long n,i=0,nr=0,x,maxi=0;
cout<<"n=";cin>>n;
  while (i<n)
  {
      cin>>x;
      if (x>maxi)
      {
        maxi=x;
        nr=0;
      }
       // maxi=x;
      if (maxi==x)
        nr++;
      i++;
  }
cout<<nr;//*/
//problema 2
/*  int n;
  long double i=0,p,maxi=0;
    cout<<"n=";cin>>n;
    while (i<n)
    {
        cin>>p;
        if (p>maxi)
            maxi=p;
        i++;
    }

cout<<maxi;//*/
//pb1
/*    unsigned long n,uc,nr=0,i=1,d=2,eprim=1,x;

    cout<<"n=";cin>>n;


   while (i<=n)
   {
       cin>>x;
       uc=x%10;
       nr=nr*10+uc;
       i++;
   }
    while (d<=nr/2)
    {
        if (nr%d==0)
        eprim=0;
        d++;

    }
     if (eprim)
        cout<<"DA";
     else
        cout<<"NU";//*/
    return 0;
}