#include<stdio.h>
#define N 20
fun(int [],int n,int m)
{
    int i,j;
    for(i=m;i>n;i--)a[i+1]=a[i];
}
main()
{
    int i,a[N]={1,2,3,4,5,6,7,8,9,10};
    fun(a,2,9);
    for(i=0;i<5,i++)printf("%d",a[i];)
}