Bubble sort using c++

#include<iostream.h>
#include<conio.h>
void main()
{
    clrscr();
    int n, i, arr[50], j, temp;
    cout<<"Enter total number of elements :";
    cin>>n;
    cout<<"Enter "<<n<<" numbers :";
    for(i=0; i<n; i++)
    {
        cin>>arr[i];
    }
    cout<<"Sorting array using bubble sort technique...\n";
    for(i=0; i<(n-1); 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;
            }
        }
    }
    cout<<"Elements sorted successfully..!!\n";
    cout<<"Sorted list in ascending order :\n";
    for(i=0; i<n; i++)
    {
        cout<<arr[i]<<" ";
    }
    getch();
}