poj 2388 insert sorting

/** \brief poj 2388 insert sorting 2015 6 12
 *
 * \param
 * \param
 * \return
 *
 */

#include <iostream>
#include <cstdio>
#include <cstring>

using namespace std;

const int N=10000;
int Arr[N];

void insertSort(int len)
{
    for(int j=1;j<len;j++)
    {
        int key=Arr[j];
        int i=j-1;
        while(i>=0 && Arr[i]>key)
        {
            Arr[i+1]=Arr[i];
            i=i-1;
        }
        Arr[i+1]=key;
    }
}

int main()
{
    //cout << "Hello world!" << endl;
    int n;
    scanf("%d",&n);
    //while(scanf("%d",&n))
    //{
        memset(Arr,0,sizeof(Arr));
        for(int i=0;i<n;i++)
            //scanf("%d",Arr[i]);
            cin>>Arr[i];
            insertSort(n);
        cout<<Arr[n/2]<<endl;
    //}
    return 0;
}