Обработка одномерных массивов с использованием указателей (Visual studio) C++

#include "stdafx.h"
#include <conio.h>
#include <iostream>
#include <math.h>
using namespace std;
int main()
{
cout <<"Lab4.Variant ¹18"<<endl;
cout <<"Author Mironov G.N., gr.ISEbd-11"<<endl;
int n = 0,m=0,i=0,z=0;
cout <<"vvedite kolichestvo elementov massiva"<<endl;
cin >>n;
int * a = new int[n];
cout<<"vvedite elementi massiva"<<endl;
for (i=1;i<=n;i++)
cin>>a[i];
cout<<"ishodni massiv"<<endl;
for (i=1;i<=n;i++)
cout<<a[i]<<" ";
cout<<""<<endl;
int max=a[1];
for   (i=2;i<=n;i++)
if (a[i]>max) max=a[i];
int k=1,j=0,k_max=0;
for (i=2;i<=n-1;i++)
 if (a[i]==a[i+1])
  {   k++;
      if (k>k_max) {k_max=k; j=i+1;}
      else k=0;
  }
cout<<"max kol-vo povtor elementov "<<k_max<<endl;
cout<<"index pervogo elementa max ryada "<<j-k+1<<endl;
do
{
for (i=j-k+1;i<=n-1;i++)
a[i]=a[i+1];
n=n-1;
z++;
}
while (z<=k-2);
a[j-k+1]=max;
cout<<"poluchenniu massiv"<<endl;
for (i=1;i<=n;i++)
cout<<a[i]<<" ";
cout<<""<<endl;
_getch();
}
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