IEnumerator ERROR.............

using System;
using System.Collections;
class player
{
string name;
int runs;
public player (string name ,int runs)
{
this.name = name;
this.runs = runs;
}
public void print()
{
Console.WriteLine(" name" + name + "runs " + runs);
}

}
class team :IEnumerable
{
public team()
{
player[] p = null;
{
p = new player[3];
p[0] = new player("a", 1);
p[1] = new player("b", 2);
p[2] = new player("c", 3);
p[3] = new player("d", 4);
}

}

public IEnumerator GetEnumerator()
{
return p.GetEnumerator(); I am getting an ERRor on this statement can somebody please tell me what is the probelm
errro is P DOES NOT EXIST IN THE CURRENT CONTEXT
}
}

class program
{
public static void Main()
{
team t = new team();
foreach(player pa in t)
{
pa.print();
}
}
}

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