Isto i od napred i od nazad

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#include <iostream>

using namespace std;

int main()
{

   int a[20], i, n;
   cout<<"Vnesi kolku elementi kje ima nizata "<<endl;
   cin>>n;
   cout<<"Vnesi gi elementite na prvata nizata "<<endl;
   for(i=0;i<n;i++)
   {
      cin>>a[i];
   }
   int flag=1;
   int p=n;
   for(i=0;i<n;i++)
   {
     if(a[i]!=a[p-1])
     {
         flag=0;
     }
     p--;
   }
   if(flag==1)
   {
       cout<<"Nizata se chita isto i od napred i od pozadi"<<endl;
   }
  else
  {
       cout<<"Nizata NE se chita isto od napred i od pozadi"<<endl;
  }

    return 0;
}