static void Nhapmang (ref int [] a)
for (int i =0; i< a.Length; i++)
Console.Write("a[{0}] = ", i);
a[i] = int.Parse(Console.ReadLine());
static void Xuatmang (int[] a)
for (int i =0; i<a.Length; i++)
Console.Write(a[i] + " ");
static int Timmax(int [] a)
for (int i =0; i< a.Length; i++)
static int Timmin (int[] a)
for (int i = 1; i< a.Length; i++)
public static void Main()
Console.WriteLine("n= ");
int n = int.Parse(Console.ReadLine());
Console.WriteLine("Vi tri cua phan tu lon nhat la: {0}", Timmax(a));
Console.WriteLine("Vi tri cua phan tu nho nhat la: {0}", Timmin(a));