Sorting of Array in c++

#include<iostream>
#include<conio.h>
using namespace std;
int main()
{
          int i,j,n,temp;
          cout<<"Enter size of array : ";
          cin>>n;
          int *arr=new int[n];
          cout<<"Enter elements of array\n";
          for(i=0;i<n;i++)
          {
                    cin>>arr[i];
          }
          cout<<"Elements of array\n";
          for(i=0;i<n;i++)
          {
                    cout<<arr[i]<<"\t";
          }
          cout<<"\nSorted elements of array\n";
          for(i=0;i<n;i++)
          {
                    for(j=0;j<n-i-1;j++)
                    {
                              if(arr[j]<arr[j+1])
                              {
                                        temp=arr[j];
                                        arr[j]=arr[j+1];
                                        arr[j+1]=temp;
                              }
                    }
          }
          for(i=0;i<n;i++)
          {
                    cout<<arr[i]<<"\t";
          }
          getch();
          return 0;
}