Insertion Sort

#include<iostream>
using namespace std;
int main()
{
    int i,l,x,temp;
    cout<<"Enter Array Size: ";
    cin>>l;
    int *arr = new int[l+1];
    cout<<"Enter Array Elements.... " <<endl;
    for(i=0;i<l;i++)
    {
        cin>>arr[i];
    }
    for(i=1;i<=l-1;i++)
    {
        x=i;
        while(x>0 && arr[x]<arr[x-1])
        {
            temp=arr[x];
            arr[x]=arr[x-1];
            arr[x-1]=temp;
            x--;
        }

    }
    cout<<"Shorted list is..."<<endl;
    for(i=0;i<=l-1;i++)
    {
        cout<<arr[i]<<" ";
    }
    return 0;

}